Solder Sleeves are the perfect, safe, and economical solution to join/Splice two wires together. The outer polyolefin tubing and hot melt adhesive in the inside solder provides a highly advanced waterproof seal connection.
For 16-14 AWG
They are used in marine, automotive, and aviation.
Transparent Polyolefin Heat Shrink Tubing, Solder, and Adhesive Glue Ring