Durable, portable, and warm, the Mizuno® Breath Thermo Running Head Pip is always there when you need it.
Ultra-soft Breath Thermo® adapts to regulate body temperature.
Superior moisture-wicking construction.
Insulated to seal in warmth.
Anti-bacterial and anti-odor properties.
55% Acrylic / 20% Polyester / 11% Nylon / 10% Polyacrylate / 3% Wool / 1% Polyurethane.