The main upper material is microfiber
Front and rear accordions made by lightweight microfiber that offer superior comfort
External TPU protection on the outer ankle and heel counter from impact while abrasion
Medial side is protected by an inner
TPU ankle disk double density
High modulus
TPU injected: sift pad, heel counter, medial strap and lateral ankle buckle holder
New integrated replaceable bi-injected
TPU slider with a new screw fixing concept
Combination medial zipper and
Velcro on medial side and additional closure adjust by
Velcro in the
Lateral top collar
Instep closure system made by slim buckle with aluminum arm with micro closure regulation
Internal toe box reinforcement layered under the microfiber
Breathable textile lining with anti-sliding microfiber suede on the heel
Removable anatomic
EVA foam footbed
Alpinestars€ exclusive vulcanized rubber compound sole
The Alpinestars S-MX 3 Motorcycle Boot is
CE certified USA
Size 3.5 /
EURO Size 36 USA
Size 4 /
EURO Size 37 USA
Size 5 /
EURO Size 38 USA
Size 6 /
EURO Size 39 USA
Size 6.5 /
EURO Size 40 USA
Size 7.5 /
EURO Size 41 USA
Size 8 /
EURO Size 42 USA
Size 9 /
EURO Size 43 USA
Size 9.5 /
EURO Size 44 USA
Size 10.5 /
EURO Size 45 USA
Size 11.5 /
EURO Size 46 USA
Size 12 /
EURO Size 47 USA
Size 12.5 /
EURO Size 48 USA
Size 13.5 /
EURO Size 49 USA
Size 14 /
EURO Size 50

Alpinestars S-MX 3 Motorcycle Boots Euro 38 Black