Feature: ★ Welded, nickel plated roller hardware pin buckle. ★ As replacement glide buckle, can be used in various applications such as sports equipment, pet products ,handmade DIY and so on. ★ Suitable for making belts, harnesses and clothes, lugg belts and backpacks. ★ Exquisite craft, durable, not easy to fade. ★ Designed with roller: the roller on the buckle makes it easy and smooth to pull straps tighter. ★ Perfect for fashion professionals, students and home crafters. Specification: Material: Metal Color: Bronze Inside Dimension (L x W): Mini: 13 x 11mm/ 0.51 x 0.43inches S: 17 x 16mm/ 0.67 x 0.63inches M: 20 x 15mm/ 0.79 x 0.59inches L: 25 x 16mm/ 1 x 0.63inches XL: 30 x 20mm/ 1.18 x 0.79inches XXL: 33 x 25mm/ 1.3 x 1inches Pack Include: 10pcs x 13mm Roller Buckles 10pcs x 17mm Roller Buckles 10pcs x 20mm Roller Buckles 10pcs x 25mm Roller Buckles 10pcs x 30mm Roller Buckles 10pcs x 33mm Roller Buckles Warm Tips: 1. Due to manual packing, if you receive defective or missing parts, please let us know, We would deal with it in a 24 hour time. Thanks for your understanding! 2. Please allow 1-2 mm errors due to manual measure. Thanks for your understanding.