Hongshang Heat Shrink Heatshrink w/o adhesive 615619 - Hongshang ART002114, Hongshang manufactures the ART002114 heat shrink, a black, adhesive-free tubing. It measures 16 mm in diameter and can shrink down to 5 mm with a shrink ratio of 3:1. This 1.22 m long heat shrink is typically used for insulating and protecting cables and wires. Hongshang ART002114 Heatshrink Black 16mm to 5mm 3:1 1.22m No Adhesive