Teton Bros. Run With Octa - Ladies' Version Color: Dark Gray. Size: L Only tried on at home. Due to the storage period, it is listed as "Like new". The absence of a stiff zipper on the abdomen provides a light and comfortable feel. It utilizes "Primeflex," which offers an excellent balance of breathability and wind resistance, and "StretchOcta," a breathable and insulating mid-layer material, is mapped on the front, shoulders, and upper arms where insulation is needed. This is a versatile product that can be used year-round for activities that emphasize dynamic warmth (Active Warmth). The WOMEN'S model, WS BREATH RUNNER, is functionally identical and uses a pattern adapted to the female physique.