features： Big collection of heat shrink tubing,8 Specifications,5 colors,164pcs Supplied Internal Diameter: 1.0mm, 2.0mm, 3.0mm, 4.0mm,6.0mm, 8.0mm, 10.0mm, 14.0mm Material: Polyolefin Shrinkage Ratio: 2:1 (will maximum shrink to 1/2 its supplied diameter) Operating Temperature: -55°C to +125°C Minimum Shrinkage Temp: +70°C Full Shrinkage Temp: +110°C Maximum Tensile Strength: 10.4 Mpa Dielectric Strength:15 kV/mm Flammability: Flame Retardant Quantity x Supplied Internal Diameter x Single Length 60pcs x φ1.0 x 40mm 30pcs x φ2.0 x 40mm 16pcs x φ3.0 x 40mm 16pcs x φ4.0 x 40mm 16pcs x φ6.0 x 40mm 10pcs x φ8.0 x 80mm 8pcs x φ10.0 x 80mm 8pcs x φ14.0 x 80mm Package includes： 60pcs x φ1.0 x 40mm 30pcs x φ2.0 x 40mm 16pcs x φ3.0 x 40mm 16pcs x φ4.0 x 40mm 16pcs x φ6.0 x 40mm 10pcs x φ8.0 x 80mm 8pcs x φ10.0 x 80mm 8pcs x φ14.0 x 80mm Polyolefin heatshrinkable composite heat shrinkable tube cable insulating sleeve Materials: Made of high quality materials, robust and durable, safe and convenient to use. Size: matched to the corresponding model to match your working tool needs, check if it is the size you need before you buy. Function: This is a good companion you need on your tools, giving you a more convenient working life, in case you are busy indoors and outdoors Satisfaction guarantee: Your purchase is fully protected when you order today. If you are not satisfied with with our products, contact us any time, We will get you back within 24 hours try our best to make things right.