3M™ ITCSN-1100 48" Length Heat Shrink Tube. Expanded/Recovered I.D. 0.80/0.20 in, 

2-4/0 AWG. These heat shrinkable cable sleeves:

• provide reliable performance for electrical splices, connections and terminations
• provide mechanical and environmental protection
• cross-linked polyolefin
• highly split resistant and fast shrinking to provide rapid installation
• cut-to-length sleeves
• standard factory-applied adhesive/sealant  
• Minimum order for 20/case price.