PEPPERLONELY Brand Key Chains Cellphone Straps Jump Rings Jewelry Finding Kit Size: Iron Jumprings: about 6mm in diameter 0.7mm thick; Cord Loop Mobile Straps: about 60mm long hole: 3.5mm; Alloy Key Chain: about 33mm in diameter 26mm inner diameter 3mm thick Chain: 30mm long. 1 Set Assorted Iron Findings including 2gram Iron Jumprings 5pcs Cord Loop Mobile Straps 3pcs Alloy Key Chain Findings Platinum