Specifications Cords Material: Natural Rubber Quantity Pack: 50 Pack Elasticity Capacity: 1.5 Times Length Available (Before Stretch): 21 inch Length Available (After Stretch): 31.5 inch Single Cord Loading: Max. 55 lbs Temperature Range: -77 °F to 104 °F Cords Width: 0.78 in / 19.8 mm Cords Thickness: 0.19 in / 4.8 mm S-hooks Material: Stainless Steel Package Content 53 x Rubber Bungee Cords 106 x S-hook 1 x Instruction Book