SEXY SPARKLES European 22" Inches Snake Chain Charm Necklace ONE: 22" Inches Snake Chain Necklace Material: Copper+Alloy (Silver Plated base) Lobster Clasp Thickness: 3mm lobster clasp:12x7mm . One end cap can be screwed off,and all beads' hole size larger than 3.0mm can pass through this chain. Length approx: 22'' Silver Plated European 22 Inches Snake Chain Necklace Fit for Pandora Biagi Troll Chamilia Murano Italian Glass Beads Charms