Tioga Thermal Tim Mabray July 17, 2025 16:21 Updated Smooth jersey knit fabric on the face with a more breathable '85' PU membrane, finished off with light fleece on the inside. 94% polyester/6% PU; 245 gsm; 3 ply fabric w/ PU membrane, DWR finish (CO) Related articles Tioga Shell ThermoFlex Nova Fabric Pulse Ventana Fabric