For hiking, biking or commuting, the Tech Stretch Soft Shell Jacket is a weather-protective, Breathable layer with four-way stretch for ease of movement. Constructed of 50% recycled polyester, this all-season, double-weave, versatile jacket promotes sustainability. 285 g/m2 WindWall 50/42/8 Recycled Polyester/Polyester/Elastane Double Weave With Durable Water-Repellent (DWR) Finish (Solid). Highly Wind-Resistant With Wind Permeability At Less Than 10 CFM (0 CFM Is 100% Windproof). Complies with Prop 65.