Available: 12 till 30 days. Plastic side-release buckle, very durable and easy to open and close. The buckle has rounded edges and a slight bend, which makes it particularly suitable for collars, helmets, belts, backpacks, leashes, paracord bracelets, or dog harnesses. Choose from 6 sizes to select the best one for your project. Material: Acetal (POM) Surface finish: Not Specified Breaking load: 40 kg