Women's Therminal™ Alpha Jacket Size:XS head-shakingly light and all-around fast

head-shakingly light and all-around fast

we opted to lace the rims to our Aero Flange (AF) hub

BOTTOM-OUTS: 39% fewer bottom-outs than a standard air spring

traditional clamp

while soft synthetic yarns deliver next-to-skin comfort

Women's Therminal™ Alpha Jacket Size:XS head-shakingly light and all-around fastWhen you ride in frigid conditions, your options for lightweight insulation under your outerwear are limited. It's typically been an fleece jersey with rear pockets that only adds to bulk and weight. Insulation with a high warmth to weight ratio, like down feathers or polyester fiber fill are ideal, but those materials need to be encapsualted with a coated fabric to contain them, cutting breathability down to zero. Our solution is Polartec Alpha