ITEM NAME:5M 29.5MM Φ18.5MM PVC Heat Shrink Tubing Wrap For Li-ion 18650 18500 Batter A2P8 5M 29.5MM Φ18.5MM PVC Heat Shrink Tubing Wrap For Li-ion 18650 18500 Batter A2P8 Color: Transparent Material: rubber PVC Heat Shrink Tubing Wrap 18650 18500 Battery Suit for Single 18650 18500 Li-Ion Battery Covering 100% brand new and high quality Shrinking temperature: 80 Deg.C; Shrinkage ratio: 48% Package Contents: 1 * (18650 18500 Battery) 29.5MM Φ18.5MM PVC Heat Shrink Tubing Length: 5M Flat diameter: 29.5MM (before shrinkage) Round diameter: approx. 18.5MM Wall thickness: 0.1MM (before shrinkage) Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.