they combine ventilated Babel knee construction

Stretchnet lower legs

Nucleon Flex Pro CE Level 2 knee armor and Bioflex Level 1 hip armor provide superior impact protection with unrestricted movement

The Fleece also has Nucleon Flex Plus CE Level 1 rated armor on the shoulders

The lightweight polyfabric construction features advanced moisture-wicking properties and strategically positioned stretch mesh panels for optimized airflow and breathability

fluid kepler gear set Fluid Kepler Jersey (Size):M they combine ventilated Babel kneeThe Fluid Kepler Jersey is a performance MX jersey for recreational motocross and off road riding, combining a relaxed fit with race derived styling from Alpinestars' premium gear lines. Constructed from lightweight, moisture wicking polyfabric with breathable mechanical stretch, it is optimized for comfort, durability, and freedom of movement across demanding terrain. A longer rear cut and ergonomic fit enhance coverage on the bike while delivering