OneTigris 4pcs Tactical 360 Rotation D-ring Clips MOLLE Webbing Attachment Backpacks EDC POM material, excellent mechanical, chemical property, and high tensile strength, make OneTigris D-ring Clips more durable Lightweight, Handy & versatile clips which is good for securing gear from movement This D-Ring swivels 360 degree -- a higher profile than the T-type D-rings, easy to get on and off It can be used with 18mm and 25mm strap, such as hang things, string to tie, strap things down, and weave hydration line through Great for molle systems, used extensively by militaries around the world