while the ventilated stretch fabric on the top hand offers riders premium breathability and a perfect fit

printed back

Shoulders/Elbows EN 1621‑1 Level 1—it uses highly perforated Cell Technology with a back flexion channel and quick‑buckle elastic closure for airflow and a secure fit

While the Stella version is identical construction-wise

liner connection

a aria switch jersey short sleeve black Color:Black while the ventilated stretch fabricLightweight and highly breathable, the A Aria Switch Short Sleeve Jersey provides maximum comfort while you perform on the trails, and even as the temperature rises. Made of breathable polyester, this MX and off road sportswear jersey is your best ally for long riding sessions, with a lightweight feel built for hot weather trail riding.