EasyWisdom 50 PCS Black Color 3/4" (20mm) Black Plastic Tri-glide Buckles with Picot Edge Designed for Belt Backpack With Free Cable Organizer Package includes 50 pcs 3/4" (20mm) buckles.Designed for 3/4" belt. A smooth surface and picot edge on the back, more antiskid. Webbing threads through the fastener, keeping a buckle secure. Made of plastic. High quality Great use for hundreds of belts, backpacks, straps and much more.