Bluemoona 100 Pcs - Metal Spring Hooks 1 1/2" 38mm Purse Pulis Snap Clip for Lanyard Zipper Pull Id Card Length:1 1/2" 38mm Diameter of large curve = 0.19"(5mm),Diameter of small curve = 0.15"(4mm) Quantity:100 Pcs Color: Nickel Use For Purse, Lanyard, Zipper Pull, ID Card, Key Chain, KeyRings and so on