ALPINESTARS A-0 Roost Base Layer Top - Anthracite/Black - S/M 4750020-141-S/M Halo Drystar Jacket 84% Polypropylene / 8% Polyamide

84% Polypropylene / 8% Polyamide / 8% Polyester

specifically developed to resist high temperatures

Upper constructed from innovative and lightweight microfiber material with action leather on toe box Redesigned instep and Achilles accordion flex zones

Converts the stock diaphragm spring to six heavy-duty coil springs and provides a more progressive linear engagement

ALPINESTARS A-0 Roost Base Layer Top - Anthracite/Black - S/M 4750020-141-S/M Halo Drystar Jacket 84% Polypropylene / 8% PolyamideKnitted construction is breathable and provides a comfortable tight fit while being stretchable enough so as not to obstruct any rider movements Knitted construction requires less stitching which also increases rider comfort Strategically placed padded zones provide additional protection against tire roost Compatible with all Alpinestars chest protectors