FREE DELIVERY & RETURNS 
SAME DAY DISPATCH BEFORE 3PM 
UK'S BIGGEST SIZE RANGE 
CELEBRATING 35 YEARS OF JTS C1A
Alpinestars C-1 Air Motorcycle Trousers
(Not yet reviewed) / Write a review
£129.99
Colour: Black
10% OFF SELECTED ITEMS when you signup to our Newsletter on your first order 
FREE DPD DELIVERY & FREE RETURNS* Available on orders over £50
City-ready mesh pants built for hot-weather commuting and touring, blending cool airflow with everyday comfort and Class A protection.
- CE Garment Rating: EN 17092 – Class A
- Impact Armour (Included): Nucleon Flex Plus Level 1 knee protectors
- Knee Armour Height: 3-position adjusters with colour-coded stitching (white = standard) for a tailored fit
- Airflow First: Large tech-mesh zones front & back for maximum ventilation (spring–summer ready)
- Durable & Light: 450D polyfabric chassis with tech mesh for strength without bulk
- Ergonomic Movement: Unrestricted knee area and an inseam-free crotch panel for all-day riding comfort
- Urban Style + Visibility: Clean, modern design with 3D reflective heat-transfer logo to aid low-light conspicuity
- Practical Storage: Zippered front garage pockets and rear pockets with overlapping closure for essentials
Matching Items & Other Suggestions
Alpinestars - Mens Textile Trousers Sizes
| Alpinestars Mens Textile Trouser Size | XS | S | M | L | XL | 2XL | 3XL | 4XL | 5XL |
| Waist Size (in) | 28" | 30" | 32" | 34" | 36" | 38" | 40" | 42" | 44" |
| Waist Size (cm) | 72cm | 77cm | 82cm | 87cm | 92cm | 97cm | 102cm | 107cm | 112cm |
| Leg Lengths | Short, 30", Regular: 32", Long 34" | ||||||||
*This size chart is a guide for reference, it does not guarantee an exact fit. Please select a size from the drop down menu according to your measurements.