Heat Shrink Tubing 2:1 Electrical Wire Cable Wrap Assortment Electric Insulation Heat Shrink Tube Kit Multiple options Features: Environmentally friendly materials, degradable. There are many styles and models, and there are different models for different needs. Our products are available in bags and boxes, please check carefully if the product inside the photo is the one you need, please make sure to check carefully to avoid unnecessary losses Specifications: Material: Polyolefin Shrinkage rate: 2:1 (maximum shrinkage can reach 1/2 of its supply diameter). Working temperature: -55C~+125C Minimum shrinkage temperature: + 70C Full shrinkage temperature: maximum +110C Tensile strength: 10.4 MPa Dielectric strength: 15kV / mm Flammability: flame retardancy 127 PCSBlackred bag _x000D_