Alpinestars Supertech R Vented Boots - Black socks Designed with a flexion channel

Designed with a flexion channel through the shell that allows the shell to bend with the elbow

Anatomically profiled for a youth fit

the Atem v4 fuses class-leading GP-R armor on the shoulders and elbows for protection against impacts and extensive stretch panels on the chest

GP DFS armor delivers optimal resistance against impacts and abrasion and offers exceptional friction control

Alpinestars' new and exclusive compound rubber sole promotes improved feel and grip

Alpinestars Supertech R Vented Boots - Black socks Designed with a flexion channelAlpinestars Supertech R Vented Boots Black Almost every component of the Supertech R Vented Boot, Alpinestars definitive racing boot as worn by a roster of champions past and present, has undergone a rigorous program of upgrades to sharpen its performance features even further. Featuring extensive perforations throughout for maximum airflow, innovations derived using feedback from Alpinestars involvement in top flight racing include a newly redesigned