1/2" Contoured Side Release Buckles In Various Colors - Pack of 50 Size: 1/2" countoured buckle. Side release closure. Total Length: 1.55". Buckles has a loop that will fit two strands of 550 Paracord and is compatible with 1/2 webbing Contoured buckles come with a slight curve to comfortably fit on your wrist, neck, or waist. Great for paracord bracelets, small pet collars, harnesses, and more! High Quality Plastic Material. Strong & Durable. One side adjustable.