Freezer (polar) strip curtain workable at lower temperature even --35 â?? area. Still keeping flexible, soft and transparent. Itâ??s popular at refrigeration area to keep cold air when you open or close the door. 1, Color: light blue, transparent clear. 2, Surface: Smooth, ribbed 3,Size available: thickness range width range length 1.0mm to 4.0mm 100mm 150mm 200mm 300mm 400mm 25m 30m 50m 91.5m Packing 1, Plastic film 2, Woven bags 3, Cartons 4, Pallets z