Great Planes Heat Shrink Tubing 1/16x3  (4) FEATURES: Designed to shrink up to 1/2 of its original size. Ideal for insulating electrical splices covering electrical plugs and connectors. Blue in color.;INCLUDES: Four pieces of 1/16x3 heat shrink tubing.;REQUIRES: Shrink tubing on all sides with heat gun butane lighter or soldering iron.