GBS318BTR is a heat shrink sleeve manufactured by the BM Group. It is a glueless, 2:1 ratio, polyolefine sleeve with a 31.8 mm diameter and a length of 50 meters. The heat shrink sleeve is designed to provide insulation, mechanical protection, strain relief, and environmental protection. It can be easily installed to cables and wires by simply sliding the sleeve over the target item and applying heat. The heat causes the sleeve to reduce in size and conform tightly around the item. It is designed to be highly resistant to abrasion, corrosion, chemicals, and extreme temperatures.