The Benristraps 25mm Webbing Strap with Button Release and Triglide Slider Buckles webbing strap is made from 25mm (1") polypropylene webbing with a triglide length-adjusting buckle sewn on one end and a centre button release buckle sewn on the other. You press the button to release the buckle into its two component halves to undo the strap. These buckles are a neat and compact design for a smart looking strap. The Benristraps 25mm Webbing Strap with Button Release and Triglide Slider Buckles s available in a wide range of colours ad a choice of lengths. They are sold in a pack of two.