The SMX WP Jacket features subtly incorporated class-leading Nucleon Flex Plus armor for proven impact protection

and on the hips

Lightweight and strong

Ergonomically profiled for an optimized youth fit and with level 1 CE certified protection securely held in position via a dual strap closure system

and a connection zipper to fit to any Alpinestars jacket

kmx 9 v3 s suit graphic 3 black yellow fluo Size:120 The SMX WP Jacket featuresCertified to FIA homologation standards, the KMX 9 V3 S Suit Youth is the perfect choice for both entry and intermediate level racers. Boasting an advanced, dual layer construction for protection and lightness, this suit also has a 100 percent polyester toweling liner for premium comfort. Additional driver friendly design details include an angled front opening, stretch panels on the back, shoulders and waist for an optimized fit, and breathable mesh