30 Heavy Duty Tarp Clips: Tarp clamp is designed with adjustable spiral thumbscrews, and the crocodile mouth with teeth can fix the tarpaulin more stably. Each tent peg is waterproof and easy to carry. Quality material: Made of high-quality nylon plastic, these tarp clips are strong and durable, can withstand strong pulling force, and are not easy to come off after attaching them to tents. Super fixing power maintenance: Heavy duty tent clips designed with thumbscrew to tighten the jaw can securely hold the tarp even in strong storms, pool tarp clips can withstand high winds up to 60 mph. Easy to to use : Easy to attach or remove by simply tightening or loosening the tent clamp screw knob. The inner teeth grip the tarpaulin firmly, but do not tear or damage it. The jaws open about 1.1 and the hole is 0.39 in diameter. Widely application: Our tarpaulin clips can be used for tents, awnings, tarpaulins, flags, curtains, covers, trampolines, boat covers, awnings, swimming pool covers, suits for home and outdoor use.