This is a set of 3x1/16" Heat Shrink Tubing from Dubro. 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 3x1/16" heat shrink tubing REQUIRES: Shrink tubing on all sides with heat gun, butane lighter or soldering iron SPECS: Diameter: 1/16" Length: 3" COMMENTS: Use a tubing size that is no more than twice the diameter of the object being covered. MDJ 6-9-94 updt lmm 11.20.09