Alpinestars Men’s Riding powersports-Protective-Gear

The most significant upgrades to the tech 10 performance are unique technologies: the frontal flexion control frame, the asymmetrical dual-pivot arms, the patented dynamic heel compression protection shock absorber which is integrated into a redesigned foot shell and the slimmer, more streamlined, outsole.

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Upper constructed from a combination of full grain leather and innovative microfiber for durability and abrasion resistance
Extended front and rear accordion stretch zones for improved flex, control and support
Double density tpu ankle protector disks layered under the upper and backed by poly-foam padding
Ergonomically contoured shinplate injected with tpu for a high level impact and abrasion resistance
Wide entry aperture for convenience with velcro brand upper closure tpr flap to allow broad ranging calf fit adjustment and support