Our pet straps have High Impact Resistance, Low Elongation, Weather Resistance, Notchsensitivity Tear Resistant, Superior Pliability, Our Straps are Easy to Use, Convenient for Storage, Safe, Environment Friendly and Low cost. PTE Polyester strap has over twice the resistance to shock loads as compared to steel strap. PET strap elongates only 1 to 2%, as against 5% or more for PP strap and 15% for Nylon.