ITEM NAME:280x PVC Heat Shrinkable Tubes for Li-ion 18650 Battery 8 Colors Wrap Kit Descriptio n Description: Shrinking Temperature: 80℃ Shrinkage Ratio: 48% Approximate Length: 74mm Flat Diameter: 29.5mm (Before Shrinkage) Approximate Shrink Diameter: 18.5mm Wall Thickness: 0.1mm (Before Shrinkage) Specifications: Material: Rubber Color: Color Size: Box Size: 18*6*3cm Package Included: Heat Shrink Tubing Boxed*1 Note: 1.Due To The Manual Measurement And Different Measurement Methods, Please Allow 2-3cm Deviation. 2.Please Be Reminded That Due To Lighting Effects And Monitor'S Brightness/Contrast Settings Etc, The Color Tone Of The Website'S Photo And The Actual Item Could Be Slightly Different. Whatever the ending's perfect or not, you can't disappear from my world 280Pcs/Box Flat PVC Heat Shrinkable Tube Tubing Wrap for Li-ion 18650 Battery.280Pcs/Box Flat PVC Heat Shrinkable Tube Tubing Wrap for Li-ion 18650 Battery. Heat Shrink Tubing Boxed 1. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.