CRAFTMEMORE 20 pcs Swivel Lobster Clasps 1/2" 5/8" 3/4" 1" Classic Trigger Snap Hooks Purse Landyard Clip is the perfect choice for your purse making, lanyard, keychain, macrame, and craft project needs. This set of 20 pieces of Light Gold Color Swivel Lobster Clasps / Snap Hooks come in three sizes: 1/2 inch, 5/8 inch, 3/4 inch, and 1 inch. The inner width of the D ring is 5/8 inch (15 mm), with a measurement of 1 5/8 inch X 3/4 inch (42 x 20 mm). The inner width of the D ring is 3/4 inch (19 mm), with a measurement of 1 5/8 inch X 1 inch (42 x 25 mm). The inner width of the D ring is 1 inch (25 mm), with a measurement of 1 5/8 inch X 1-3/16 inch (42 x 40 mm). Get CRAFTMEMORE 20 pcs Swivel Lobster Clasps 1/2" 5/8" 3/4" 1" Classic Trigger Snap Hooks Purse Landyard Clip (1/2 Inch, Light Gold) for your crafting needs today!