Mizuno Breath Thermo Racer MidSock Unisex Apparel Vegetable-based non-GMO capsule composition

Vegetable-based non-GMO capsule composition

Featuring Modal and bamboo rayon yarns

**Not tested at hypersonic speed

these new Vapor vests are our best version yet

Included with purchase

Mizuno Breath Thermo Racer MidSock Unisex Apparel Vegetable-based non-GMO capsule compositionThe BT Racer Sock is a mid length sock for your coldest runs, made with our heat generating Breath Thermo technology, this lightweight sock boasts all the warmth you need without the bulk. BREATH THERMO: Mizuno's exclusive thermal fabric technology that uses escaping body vapor to generate heat. DRYLITE: Using a dual filament yarn construction to transport excess moisture away from the body to create a comfortable and dry body microclimate for best