6-pack Quick Release Black Strap Buckles - 5/8-inch Contoured Size Quick-release plastic buckles for nylon or canvas straps - strong and durable black thermoplastic 5/8-inch contoured size to match width of webbing or strap used Designed for purses, bags, dog collars, belts, luggage - just squeeze side tabs to release Set of 6 male and female ends - easy to feed webbing through non-slip slots Excellent quality - made in Taiwan