MOQ/Increment Qty of 20pcs. Tree Guards are designed to protect bare conductors, fabric-covered, plastic-covered and fiber optic cables against mechanical abrasion caused by tree limbs or other obstructions. Tree Guards provide fast, easy application without disconnecting the wire. Tree Guards are applied around the wire, and taped at each end. High-impact polyethylene has strong abrasion resistance, strong weathering endurance and high dielectric properties.