Alpinestars SMX-6 V3 Boots — EU 47, Mid-Calf, Black

SMX-6 V3 combines race-derived technology and materials to deliver track-focused protection and street-ready performance.

• Packed with a host of innovative safety and protective features for both track and street riding.
• Advanced microfiber upper construction for lightweight abrasion protection and excellent flexibility.
• Front flex and back flexion zones use textile over-injected with soft TPU to enhance impact abrasion resistance while promoting natural forward and backward movement.
• Alpinestars unique ankle brace protection system provides biomechanical support between the lateral top calf, shin and ankle, limiting hyper-torsion, hyper-extension and hyper-flexion while protecting the Achilles and ankle.
• Alpinestars Lace-Lock System is constructed from advanced polymer resin for quick, precise and secure closure.
• Equipped with a TPU shifter zone for superior protection on the lower medial side.
• Strategically positioned, race-derived TPU shin plate delivers superior impact and abrasion resistance.
• Dual density TPU ankle protectors are positioned between the upper and padded lining for targeted protection.
• Replaceable dual density TPU toe slider with screw-in assembly provides comprehensive outer toe coverage while allowing flexible walking comfort.
• Replaceable heel slider and external side heel slider are positioned for optimal shock dissipation and controlled sliding in the event of an accident.

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