2026 Youth Fluid Portl Jersey Size:L With a full mesh main

With a full mesh main chassis

and features a ‘Sport’ fit with pre-curved arms for maximum riding performance

The seamless construction and ergonomic race fit ensure maximum rider comfort and a secure fit during aggressive riding

storage and hydration to enhance all your mountain-bike experiences

such as pre-curved fingers and external palm seams to reduce pressure points

2026 Youth Fluid Portl Jersey Size:L With a full mesh mainExpertly designed for young off road riders, the 2026 Youth Fluid Portal Jersey leverages Alpinestars' premier motocross technology to deliver a total performance look and relaxed fit. The lightweight, moisture wicking polyfabric construction features an ergonomic cut and an extended rear for superior mobility and coverage on tough terrain. Optimized for riders aged 5 to 15, this jersey ensures breathable comfort and durability for all day riding.