12pcs 1" Plastic Black Curve Slider Tri-Glide Adjust Tri-ring Buckles For Dog Collar Harness Backpack Straps FLC129-B2 Product Sytle:Curve Slider Tri Glide Adjust Buckle Plastic Type : POM size:32.5mm*25.5mm*4.5mm Webbing size:1"(25mm) Color:Black