Alpinestars SMX-6 V3 Boots — EU 49, Mid-Calf, Black

SMX-6 V3 boots combine race-derived technology with a comprehensive suite of protective features to deliver decisive track performance and confident street control.

• Advanced microfiber upper for lightweight abrasion resistance and excellent flexibility.
• Front flex and rear flexion zones are constructed with textile over-injected with a soft TPU for enhanced impact abrasion protection while promoting natural forward and backward movement.
• Unique ankle brace protection system provides biomechanical support between the lateral calf, shin and ankle, limiting hyper-torsion, hyper-extension and hyper-flexion while protecting the Achilles and ankle.
• Lace-Lock system made from advanced polymer resin ensures a quick, precise and secure closure.
• Equipped with a TPU shifter zone and a strategically positioned, race-derived TPU shin plate for superior impact and abrasion resistance.
• Dual-density TPU ankle protectors, a replaceable dual-density toe slider with screw-in assembly, and replaceable heel and external side heel sliders provide modular protection and optimized shock dissipation.
• The technical blend of TPU, microfiber, polyester, polyurethane, TPR and elastic, together with a polyester-based inner lining, balances protection, durability and comfort.