Simply practical: Sliding curls are used for the simple adjustment of strap lengths in bags, sports bags or backpacks. In solid plastic, rupture resistant, sliding loops are well suited for sports and outdoor activities . Sliding loops have a solid closure and keep the strap safely in the desired position. For straps 30 mm wide. The given width is the inner width of the loop. Matter: plastic. Shed per unit. Fabricated in Italy.