ProSource Heat Shrink Tubing Assortment, Electrical, Suitable for: Wire Connection, Rust Prevention and Corrosion Protection of Solder Joints, Protection and Insulation Processing of Wire End, Wiring Harness & Electronic Components., Includes: 5/64 in Dx 1-3/8 in L (30 pc), 3/32 in D x 1-3/8 in L (25 pc), 5/32 in D x 1-3/8 in L (20 pc), 3/16 in D x 1-3/8 in L (20 pc), 1/4 in D x 2-7/8 in L (16 pc), 3/8 in x 2-7/8 in (8 pc) & 1/2 in D x 2-7/8 in L (8 pc)

• The material is polyolefin
• The operating temperature is 275 deg F operating
• The color is black