Specifications:
1).Material: Tube:PVC; Paper:Highland Barley Paper;
2).Size: PVC Heat Shrink Tube: Squashing Width: 30mm(1.18in) ; Length:72mm(2.83in) ; Thickness: 0.08mm
Insulating Ring: Diameter:18mm; Inner Diameter:11mm; Thickness: 0.2mm;
3).Tube Shrinkage Temperature: 90-110(℃); Shrinkage Rate: 48% (cross-section), 5% (longitudinal)

Features:
1).Advantages: Insulation Protection, Fast Shrinkage, Multiple Applications
2).Application:Used for 18650 Lithium Battery DIY, Battery Refurbishment, and Enhanced Electrical Insulation
3).Note: Order will not including any battery you see from the pictures.

Package Including:
Two items inside 1 packge
1).100pcs 18650 Battery PVC Heat Shrink Tube
2).100pcs 18650 Battery Insulation Gasket Adhesive Ring Paper(5 pieces of 20 rings)