Tianbang Antique Bronze 1.5" Inside Diameter Oval Ring Lobster Clasp Claw for Strap Pack of 5 Swivel tail oval ring inside diameter:1.5". Lobster clasp total Length:2.1". Snap opening mouth maximum size about:0.35". Lobster all kinds of purse or bag strap connector. Full 360 degree swivel eye helps prevent tangles.