Alpinestars SMX-6 V3 Boots — EU 40, Mid-Calf, Black

These boots are packed with race-derived technology and advanced protective features for both track and street, giving riders a crucial performance edge.

• Advanced microfiber upper construction for lightweight abrasion resistance and excellent flexibility.
• Front flex and back flexion zones use textile over-injected with soft TPU for enhanced impact abrasion protection while promoting natural forward and backward movement.
• Unique ankle brace protection system provides bio-mechanical support between the calf, shin and ankle to limit hyper-torsion, hyper-extension and hyper-flexion while protecting the Achilles and ankle from impact.
• Lace-Lock System is constructed from an advanced polymer resin for a quick, precise and secure closure.
• Equipped with a TPU shifter zone and a strategically positioned, race-derived TPU shin plate for superior medial and shin protection.
• Dual density TPU ankle protectors, replaceable dual density toe slider with screw-in assembly, and replaceable heel and external side heel sliders provide targeted shock dissipation, abrasion resistance and walking comfort.

Materials: 37% TPU, 35% microfiber, 11% polyester, 8% polyurethane, 8% TPR, 1% elastic. Inner/lining: 82% polyester, 18% synthetic.

Designed for high-performance riding with replaceable sliders and comprehensive impact protection — ride with confidence