Side Release Buckles Clips for 25 mm / 1 in Webbing, Luggage, Back Pack / Rucksack, Straps (Red, 2 pieces). These quality buckles come in various sizes that will allow you to use them with various strap sizes, with the size referring to the strap size rather than the buckle itself. Made from strong and good quality plastic, they have high tensile strength. The side release action is easy to use, yet strong to ensure maximum hold. Press inwards to simply unclip the buckle, and clip back together for the buckle to be together. Once together the buckle will hold firmly. These clips can be used for multiple uses such as belts, backpacks, luggage straps, webbing straps, lanyard clips, and much more.