Tianbang Bronze 0.8" Inside Diameter Oval Ring Lobster Clasp Claw Swivel for Strap Pack of 10 Swivel tail oval ring inside diameter:0.8". Lobster clasp total Length:2". Snap opening mouth maximum size about:0.24". Lobster all kinds of purse or bag strap connector. Full 360 degree swivel eye helps prevent tangles.