... or without hot melt adhesive 2) having properties of excellent insulating heat shrinkable medium wall tubingsuperiority 1) sleeve with hot melt adhesive (HMA ... without hot melt adhesive(HM).2) having properties of excellent insulating, environment sealing, and resistant to impact and abrasion. 3) it ... /58, 200/65, ect.the length from 1000 to 1500mm, heat shrinkable medium wall tubing/sleeve