... Transparent surface 3. Uniform thickness 4. Environmental- friendly PE Heat Shrink Film Characteristics :Width 100mm-2400mmTransverse tear strength: ≥ 40kN / ... Heart Study We can make the shape of shrink film to be cylinder-shaped , L-type folded ... trapeziform bag , round-arc bag . FeaturesGood toughness , soft well , heat sealing , uniform thickness , impinge-proof , moisture better , cold excellent ...