ABN Electrical Connector Kit Assorted Heat Shrink Butt Connectors 125pc Set, Red AWG22-18 Blue AWG16-14 Yellow AWG12-10 INSULATE & REINFORCE CONNECTIONS: Use the ABN Heat Shrink Tube Wire Connectors to professionally and quickly insulate and reinforce secure electrical wire connections VARIOUS APPLICATIONS: Use to protect wires on a vehicle or any soldered wire connection; Even use to reinforce parts on eyeglasses, earbud plugs, or phone charger cords BUILT TO LAST: Polyamide hot melt for secure waterproof connectivity; Copper internal construction for strength and for a connection that will hold securely EASY STORAGE: Assortment is contained in a 5.2 x 1.5 x 8.2 inch (13.2cm x 3.8cm x 20.8cm) clear plastic storage organizer for quick identification and simple transport PACKAGE CONTENTS: Package includes 125 pieces of the 3 most popular sizes; (50) Red AWG22-18 copper thickness of 0.8mm, (50) Blue AWG16-14 copper thickness of 0.8mm, and (25) Yellow AWG12-10 copper thickness of 1.0mm (50) Red AWG22-18 0.8mm thick copper (50) Blue AWG16-14 0.8mm thick copper (25) Yellow AWG12-10 1.0mm thick copper