The 72mm Shrink wraps are suitable for 18650 series battery.

The Shrink wrap details:

Size:72mm(L)*30mm(W)*0.8mm(Thickness)

Tubing:  29mm 
Shrink Temperature: 105

Shrink Rate: 48

1lot=8pcs, 8pcs in one package.

Product includes:

1x 8pcs shrink warps

Warranty:  30Days, Please refer to Warranty Policy for details.