Packed with a host of innovative safety and protective features, the SMX-6 v3 Boots are the ultimate track and street performance riding boots. These boots are precision-engineered to closely conform to the anatomical contours of the foot, offering optimal flexibility and improved walking comfort. Every component on the SMX-6 v3 Boots has been carefully designed with rider performance in mind, including protection innovations, improved ergonomics, and comfort features. They feature an advanced microfiber upper construction for lightweight, abrasion-resistant protection and excellent flexibility, along with new flex zones with 3D mesh and TPU overlay to promote natural movement and improved impact protection. The Alpinestars ankle protection system provides biomechanical support between the calf, shin, and ankle, as well as impact protection.