25mm Duraflex® Sliplok® Buckles - 2 pieces. Perfect for backpacks and shoulder strap bags. The POM material used in the construction is extremely durable and resistant to UV and Mechanical damage. Their special shape eliminates the need to sew the regulator on the strap so you can change its position depending on where you need it. Duraflex® Sliplok® Buckle Lock is a must have for every survivalist, traveler, trekking or hunting enthusiast.