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Shorts/Bottoms

Castelli Velocissimo Sanremo Speed Suit
$199.99
Give yourself the aero edge with Castelli's Velocissimo Sanremo Suit! A one-piece design minimizes drag by creating a virtually seamless junction between the slippery fabric of the top and bottom. This tight-fitting, flexible speed suit boasts a full-zip Velocity Dry top that overlaps Velocissimo bib shorts in the front for maximal airflow on long climbs. The Velocissimo Sanremo also features their comfy KISS 3 chamois and three pockets to carry your essentials.
Castelli Sanremo 3.0  Speed Suit
$399.99
Castelli’s Sanremo 3.0 Speed Suit brings the aero efficiency of time trials to mass start events and all-day rides. A one-piece design minimizes drag by creating a virtually seamless junction between the slippery fabric of the top and bottom. Sporting mesh underarm paneling and strapless bibs for optimal ventilation, this snug, flexible speed suit boasts a full-zip Aero Race 5.0 top that overlaps Body Paint bib shorts in the front for maximal airflow (it also allows for convenient nature breaks). The Sanremo features their supportive Progetto X2 chamois and 3 rear pockets.
Castelli Body Paint 2 Tri Shorts
$149.99
Pull on a pair of Castelli’s Body Paint 2 Tri Shorts for uninhibited speed and optimal comfort. Body Paint Tri Fabric slips through water and wind with minimal moisture absorption, and its one-piece construction eliminates seams. The Kiss 3 Tri chamois provides lasting support in the saddle while remaining virtually unnoticed off the bike. You’ll appreciate the anatomical fit and flatlock stitching. Speed Hooks help these shorts integrate with any Castelli tri jersey.
Castelli Body Paint 2.0 Bib Short
$249.99
Shorts so light and comfortable, you won't even notice they're there. Castelli's Body Paint 2.0 Bib Shorts use Body Paint engineered fabric for a completely seamless, supportive fit. Variable knit structure means that all the components of a traditional short are included in a single piece of fabric. A mesh lower back, integrated cuffs, and aero dimpled legs offer pro level performance. The Progetto X2 chamois is the equipment of choice for pros and enthusiasts alike, with four-way-stretch antibacterial fabric, multi-density, perforated padding for increased air flow and all day comfort.
Castelli Body Paint 2.0 W Bibshorts - Women's
$249.99
Engineered, tested and perfectly contoured to your body in motion, Castelli's Women's Body Paint 2.0 Bibshorts fit as though they were painted on. It took three and a half years to develop these revolutionary shorts with a virtually seamless construction, and you'll experience the amazing results as soon as you slip them on. For awesome support and a pro-level fit, they are comprised of a single piece of engineered knit fabric with Castelli's incredibly comfortable Progetto X2 chamois and integrated Castelli Giro2 bibs. There are also aero dimples on the legs and airflow-enhancing mesh panels in back.
Castelli Body Paint 2.0 W Shorts - Women's
$199.99
Engineered, tested and perfectly contoured to your body in motion, Castelli's Women's Body Paint 2.0 Shorts fit as though they were painted on. It took 3.5 years to develop these revolutionary shorts with a virtually seamless construction, and you'll experience the amazing results as soon as you slip them on. For awesome support and a pro-level fit, they are comprised of a single piece of engineered knit fabric with Castelli's incredibly comfortable Progetto X2 chamois and integrated Castelli Giro waistband. There are also aero dimples on the legs for extra speed whenever you ride.
Castelli Body Paint W Tri Shorts - Women's
$149.99
The Body Paint W Tri Shorts use Castelli's top-tier technology and design to offer unrivaled comfort and performance. Single-piece construction eliminates seams for chafe-free freedom of movement. The women's-specific KISS Tri chamois provides great support on the bike leg, dries quickly, and is unobstrusive when it comes time to run. The integrated, lie-flat leg and waist bands are soft and comfortable and Castelli's Speed Hooks seamlessly integrate these shorts with any of their tri tops.
Castelli Core Tri Shorts
$79.99
Whether it's a full Ironman or sprint tri, Castelli's Core Tri Shorts won't let you down. Pace 3 fabric is light, breathable, and offers great muscle support. The lie-flat leg elastic and waist band are comfortable whether you're running, riding, or swimming, and these shorts feature a rear envelope pocket for that critical, race-winning gel or energy bar. Castelli's KISS 3 Tri chamois pad dries quickly, offers great support on the bike, and stays out of the way on your run. Speed Hooks seamlessly integrate these shorts with any Castelli tri jersey.
Castelli Core W Tri Shorts - Women's
$79.99
Whether it's for a full Ironman, a sprint tri, or training, Castelli's Core W Tri Shorts won't let you down. Pace 3 fabric is light, breathable, and offers great muscle support for endurance events. The lie-flat leg elastic and waist band are comfortable whether you're running, riding, or swimming, and these shorts feature a rear envelope pocket for that critical, race-winning gel or energy bar. Castelli's KISS 3 Tri chamois dries quickly, offers great support on the bike, and stays out of the way on your run. Speed Hooks seamlessly integrate these shorts with any Castelli tri jersey.
Castelli Endurance X2 Bib Short
$149.99
Make your next long distance haul easy, or at least incredibly comfortable with Castelli's Endurance X2 Bib Shorts. Endurance Evolution fabric provides superb muscle support and moisture transfer so you can comfortably ride as long as you want. Giro3 leg grippers lie flat and smooth against your legs, and the bib straps are light and breathable. Castelli's Progetto X2 Air chamois features four-way-stretch antimicrobial fabric and perforated multi-density padding that will keep you in the saddle for the long haul.
Castelli Endurance X2 Short
$129.99
Make your next long distance haul easy, or at least incredibly comfortable with Castelli's Endurance X2 shorts. Endurance Evolution fabric provides superb muscle support and moisture transfer so you can comfortably ride as long as you want. Giro3 leg grippers lie flat and smooth against your legs. Castelli's Progetto X2 Air chamois features four-way-stretch antimicrobial fabric and perforated multi-density padding that will keep you in the saddle for the long haul.
Castelli Evoluzione Bib Knicker
$99.99
On-the-bike comfort and support have evolved with Castelli's Evoluzione Bib Knicker. Eight panel construction and ProDry fabric boasts a fit so good you'll barely notice you're wearing these shorts. Mesh bib straps keep everything cool and comfortable, and Castelli's KISS 3 chamois offers ride-all-day comfort. The knicker length is perfect for keeping your knees covered on cool mornings and shoulder season rides.
Castelli Evoluzione Bib Short
$89.99
On-the-bike comfort and support have evolved with Castelli's Evoluzione Bib Short. Eight panel construction and ProDry fabric boast a fit so good you'll barely notice you're wearing these shorts. Mesh bib straps keep everything cool and comfortable, and Castelli's KISS 3 chamois offers hours of support so you can enjoy your ride.
Castelli Evoluzione Knicker
$89.99
On-the-bike comfort and support have evolved with Castelli's Evoluzione Knicker. The eight panel construction and ProDry fabric provides a comfortable fit and great coverage for those cool summer mornings and autumn afternoons. Castelli's KISS 3 chamois offers hours of support with its dual-density padding and a seamless top.
Castelli Evoluzione Short
$79.99
On-the-bike comfort and support have evolved with Castelli's Evoluzione Short. The eight panel construction and ProDry fabric provide a fit so comfortable that you'll barely notice you're wearing these shorts. Castelli's KISS 3 chamois offers hours of support so you can enjoy your ride.
Castelli Evoluzione W Knickers - Women's
$89.99
• Engineering breakthrough in comfort and performance • Castelli's ProDry 2Strati fabric provides exceptional moisture management • Flat-lock stitching • Castelli's KISS4 Air women’s chamois for proven comfort • Innovative InMold silicone leg grippers with clean edge finish
Castelli Evoluzione W Short  - Women's
$79.99
• Engineering breakthrough in comfort and performance • Castelli's ProDry 2Strati fabric provides exceptional moisture management • Flat-lock stitching • Castelli's KISS4 Air women’s chamois for proven comfort • Innovative InMold silicone leg grippers with clean edge finish
Castelli Free Aero Race Bibshorts (Team Version)
$199.99
Only cashmere is more luxurious. Castelli’s Free Aero Race Bibshorts (Team Version) employ three different fabrics to keep you comfortable, and fast. Their Energia Micro side and back paneling allows full range of motion, their Breathe Micro fabric in the front maximizes airflow, and their Action Micro fabric in the chamois area provides comfort and durability. Plus, their comfy Progetto X2 Air chamois has just the right balance of long-lasting support, ease of motion, and additional airflow, while their Free Bib design minimizes the bib uppers, allowing for an open chest. These airy bibs also sport Castelli's GIRO3 leg grippers and seam-free inner legs for a comfy, secure fit.
Castelli Free Aero Race Shorts
$169.99
Castelli’s Free Aero Race Shorts employ three different fabrics to keep you comfortable, and fast. Their Energia Micro side and back paneling allows full range of motion, their Breathe Micro fabric in the front maximizes airflow, and their Action Micro fabric in the chamois area provides comfort and durability. Plus, their comfy Progetto X2 Air chamois has just the right balance of long-lasting support, ease of motion, and additional airflow, while Castelli's GIRO3 leg grippers and seam-free inner legs deliver a comfy, secure fit.
Castelli Free Aero W Bibshorts - Women's
$199.99
• Vortex dimpled fabric on legs for aero performance • Forza fabric on inner legs with 30% Lycra content for a perfect fit • Carré engineered lie-flat bib strap construction for minimal coverage, maximum comfort • GIRO AIR mesh-like leg gripper elastic for better grip distributed over larger area • Flat-lock stitching • Reflective detailing on back • New improved women’s Progetto X2 Air chamois for even greater comfort
Castelli Free Aero W Shorts - Women's
$169.99
• Vortex dimpled fabric on legs for aero performance • Forza fabric on inner legs with 30% Lycra content for a perfect fit • GIRO AIR mesh-like leg gripper elastic for better grip distributed over larger area • Flat-lock stitching • Reflective detailing on back • New improved women’s Progetto X2 Air chamois for even greater comfort
Castelli Free Sanremo Suit Sleeveless
$199.99
When it comes to race day performance, look no further than Castelli's Free Sanremo sleeveless tri suit. Instadry Speed fabric boasts fast swim times and and quick drying, and the snug, streamlined cut provides excellent comfort whether you're running, swimming, or on the bike. The Velcity fabric on the back is wind tunnel-tested and keeps you cool. The KISS Tri chamois pad is optimized for the unique needs of the triathlete, with support and padding when you're on the bike and a slim cut that won't interfere when you're running. Giro gripper elastic in the legs keeps everything in place and flatlock stitching eliminates chafing. The Sanremo top features a full-length zipper and easy ventilation, making this tri suit ideal for longer distance events.
Castelli Free Tri Bib Short
$149.99
Castelli's Free Tri Bib Short offers the comfort and performance of a high-end tri short, with the extra support of bib straps. Instadry Speed fabric boasts fast swim times and dries quickly, and the snug, streamlined fit provides excellent comfort whether you're running, swimming, or on the bike. The KISS Tri chamois is optimized for the unique needs of the triathlete, with support and padding when you're on the bike and a slim cut that won't interfere when you're running. Giro gripper elastic in the legs keeps everything in place and flatlock stitching eliminates chafing.
Castelli Free Tri Shorts
$99.99
Castelli’s Free Tri Shorts host a plethora of water-smart, aero, ergonomic features. Hydrophobic Instadry Speed Fabric slips through water and wind with minimal moisture absorption. A Kiss Tri chamois provides lasting support on the bike while remaining virtually unnoticed during the swim and run—the chamois is tailored just right so no extra padding gets in the way. Plus, skin-nurturing Giro3 leg grippers and a drawcord waistband keep the shorts locked in streamlined place.
Castelli Free Tri Shorts - Women's
$99.99
Castelli’s Free Tri Shorts glide through the water, are comfortable on the bike, and increase ease of motion during the run. Hydrophobic Instadry Speed Fabric slips through water and wind with minimal moisture absorption. A Kiss Tri chamois provides lasting support on the bike while remaining virtually unnoticed during the swim and run—the chamois is tailored just right so no extra padding gets in the way. Plus, skin-nurturing Giro3 leg grippers and a drawcord waistband keep the shorts locked in streamlined place during the swim and run.
Castelli Free W Tri Short
$99.99
• Instadry Speed fabric is fast in the swim with minimal water absorption • Free construction for great anatomic fit • KISS Tri seat pad is comfortable on the bike and virtually disappears on the run • SnapLock fastener at waist to clip jersey into place for swim and bike • Flat-lock stitching • 2 small pockets on hip for nutrition during run • Giro Air gripper elastic for more comfort
Castelli Inferno Bibshorts
$229.99
Active muscles require extra cooling in order to provide sustainable power, especially during hot conditions—Castelli knows this. Incorporating seven different varying-thickness fabrics, Castelli's Inferno Bibshorts maximize cooling and provide lasting durability. Their comfortable Progetto X2 Air chamois allows ease of motion and extra airflow, while their Free Bib design minimizes the bib uppers, allowing for an open chest. Titanium dioxide, the active ingredient in many sunscreens, is infused into the thin fabric to help deflect sunrays and protect you, though it's still recommended that you apply sunscreen underneath—because the fabric is that thin and cool. These airy bibs also sport Castelli's GIRO3 elastic leg grippers for a comfy, secure fit.
Castelli Kid Pinocchio Shorts
$59.99
Castelli's Kid Pinocchio Shorts are just as technical, comfortable, stylish and durable as Castelli's adult models. They're crafted from Castelli's luxurious Affinity Lycra that delivers excellent stretch, a superb fit and top-notch breathability. Plus, they sport a kid-specific anatomic chamois for amazing comfort and a nice soft-touch waist to keep them smiling mile after mile.
Castelli Nanoflex Bib Knickers
$149.99
Castelli's Nanoflex Bib Knickers boast everything you need to stay warm and dry in nasty conditions. Their water-resistant Nanoflex fabric provides insulation and breathability for a comfortable ride no matter what Mother Nature throws at you. And, these all-weather knickers sport Castelli's trademark anatomic fit and their supportive Kiss3 chamois to keep you pedaling strong mile after mile.
Castelli Nanoflex Bibshorts
$129.99
Castelli's Nanoflex Bibshorts boast everything you need to stay warm and dry in nasty conditions. Their water-resistant Nanoflex fabric provides insulation and breathability for a comfortable ride no matter what Mother Nature throws at you. And, these all-weather shorts sport Castelli's trademark anatomic fit and their supportive Kiss3 chamois to keep you pedaling strong mile after mile.
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