Rich Quantity and Style: Package includes total 60 pieces plastic adjust lock buckles 6 different styles. 10pcs Ladder lock slider buckle 10pcs side release buckle 20pcs tri-glide adjuster cuckle 10pcs D-ring buckle and 10pcs rectangle loop buckle. Rich quantity and style enough to meet your various DIY needs. High Quality: These slider adjust buckles are made of good plastic material for strength and durability easy to Install and adjust the webbing slide in and out of the ends with ease adjust length of webbing straps and fasten easily. Easy to Operate: No sewing required and no need other tool these side quick buckles are fast and light and only need to be installed on both sides of the webbing. Very convenient to install suits for DIY crafts belts strap making. Wide Applications: Great for repairing or replacing old parts of backpack strap dog collar luggage strap fanny pack camera strap webbing fasteners strap nylon webbing camping bag belt handbag bag purse suitcase sports equipment etc. Specific Dimensions: Side Release Buckle: 60x31.5x9.5mm hole: 25x3.5mm. Rectangle Loop Buckle: 16.5x32.5x5.5mm inner diameter: 7x26mm. Tri-Glide Adjuster Buckle 1: 30.5x23.5x4.5mm hole: 25x5mm. D-ring: 32x22x3.5mm hole: 25x15mm. Tri-Glide Adjuster Buckle 2: 39.5x26.5x5mm hole: 20x4mm and 25x4mm.