Alpinestars Supertech R Boots - Black/Red Fluo/White/Gray Tuono V4 1100 In the letter

In the letter

adjustable YKK-zippered thigh vents for custom airflow

while the sleeves feature the same durable heavy duty stretch mesh material found in the legendary Dakar Jersey

This feature allows air to travel through the front of the housing

Alpinestars Supertech R Boots - Black/Red Fluo/White/Gray Tuono V4 1100 In the letterAlpinestars Supertech R Boots Black Red Fluo White Gray Almost every component of the Supertech R 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 innovations derived using feedback from Alpinestars involvement in top flight racing, key elements include a newly redesigned front flex area, a redesigned rear