MATERIAL - Made of high quality polypropylene, solid and hard to use SIZE - Three inner diameters: 2 inch, 1.5 inch and 1 inch. Fit 2 inch, 1.5 inch and 1 inch wide webbing or strap EASY TO USE - Simple yet smooth, buckles are quite easy to clip and un-clip USE FOR - Side-release buckles are perfect for running belts, backpack, waist packs, dog or cat collars, boat covers and harnesses etc. TWO TYPES - Single-adjusting and dual-adjusting for choice. Replace the broken clips easily Hard and Dual Adjustable Buckles Our buckles are made of POM plastic, eco-friendly material, heavy duty and solid construction. Side release, easy to clip together and take off. Wide Usage Range They are perfect accessories for various luggage cases, bags, backpack, pets' collars, DIY crafts, bike racks, safety buckles in car, running belts, paracord, boat cover and survival bracelets etc. 30 DAY WARRANTY If anything is wrong with your items, feel free to contact us for a full refund or a free replacement