This is a set of 3/16" Diameter 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
INCLUDES: Four pieces of red heat shrink tubing
Four pieces of black heat shrink tubing
REQUIRES: Shrink tubing on all sides with heat gun, butane lighter or soldering
SPECS: Diameter: 3/16" (4.5mm)
Length: 1-1/2" (38mm)
COMMENTS: Use a tubing size that is no more than twice the diameter of the
object being covered.