Alpinestars Supertech M10 Era MIPS Helmet SIZE:XL The screws support and block

The screws support and block the internal support system which is made with carbon fiber beams

M = M9 (9mm)

this is it

DuPont polymer toe shift pad

Alpinestars Supertech M10 Era MIPS Helmet SIZE:XL The screws support and blockThe goal of the Alpinestars Supertech M10 helmet was to create the most advanced, protective, and performance enhancing helmets possible for riders worldwide. With the S M10, Alpinestars Helmet Development team engineered the helmet to offer the perfect blend of excellent ventilation, and unsurpassed comfort, to create a helmet with the lightest weight possible, all without compromising on any other front. The S M10s design offers a smooth,