SPRING LOADED cord locks made of durable plastic designed to withstand the demands of everyday life and crafting endeavors. The metal spring provides a quick and effortless adjustment to the length of your cords or drawstrings and keeps a strong, reliable hold. 8.5MM HOLE to provide easy threading of string and even 550 paracord so you can create a custom drawstring that fits your needs on items such as jackets, tents, luggage, and gym bags. These cord locks give you enhanced control over the function of your bags and the aesthetic of your DIY crafting projects. STRONG CLEAR PLASTIC that will endure extended use. Whether you use these cord locks to protect luggage, fix a tent, or customize clothing, you can feel confident knowing you have secure closure. Great for experienced crafters and those new to DIY accessorizing. REGULAR AND SMALL SIZES of cord locks are available in multiple transparent colors such as Red, Black, White, Green, and more. Both sizes offer a snug fit and make managing your cords easy in any setting. PREMIUM CORD LOCKS available in pack sizes of 5, 10, 20, 50, 100, and even 250 for those in need of bulk. A must-have addition to any outdoor or crafting kit.