Alpinestars Stella SMX-6 V3 Drystar® Boots

Colors: Black/Silver, Black/White
Sizes: 5, 6, 7, 8, 8.5, 9, 10, 11
Type: Performance
Fit: Mid-Calf
Material: Drystar®, Thermoplastic Polyurethane (TPU), Microfiber

A mid-calf Alpinestars performance boot with a dedicated female fit, for the track and the street, with a waterproof and breathable Drystar® liner, a microfiber upper and the Alpinestars ankle brace protection system.

Protection

The ankle brace protection system provides bio-mechanical support between the lateral top calf, the shin and ankle, with Achilles and ankle impact protection.
A race-derived TPU shin plate protector with a compact design, so the boot fits easily under the pants.
Dual density TPU ankle protectors, a TPU shifter zone on the lower medial side and a back calf TPU bridge.
Replaceable dual density TPU toe sliders with screw-in assembly.

Construction

The microfiber upper conforms to the anatomical contours of the foot for flexibility and improved walking comfort.
Front flex and back flexion zones in textile over-injected on 3D mesh with soft TPU promote natural forwards and backwards movement.
The Alpinestars Lace-Lock System is constructed from an advanced polymer resin for a quick, precise and secure closure.
Medial side entry with an elastic-mounted zipper and wide hook and loop closure.

Fit and sole

Ergonomic last for forefoot streamlining and greater control on the bike's controls.
Dual compound removable anatomic footbed made in EVA with Lycra on top, and an internal insole with integrated shank reinforcement.
Lightweight rubber compound sole with grip on the pedal box.