Material:POM
D-shaped plastic ring, also known as semi-circle ring or strap connector. One side is straight, while the other side is arc-shaped, just like letter D, hence it is named "D-ring". There are two arc-shaped protrusions on the inside, if a snap hook is connecting this D-ring, the hook can naturally drop to the middle of the two arc-shaped protrusions while sliding along arc-shaped part of D ring, the snap hook can then be reseated automatically, therefore, it is especially suitable to go with snap hooks. Or you can match with a tri-glide buckle to adjust the length of webbing or strap according to your requirements. Used as backpack buckle, strap keeper, or webbing holder, etc.