"BLACK OBSIDIAN Stone Bead Bracelet" features our 8mm Eagle Eye Stone Beads with a Gold Metal finish, engraved with the signature VALDR logo. It also features our adjustable/stretch design which creates a one-size-fits-all, using our premium elastic. Specifications: Bead Size: 8 mm Material: BLACK OBSIDIAN Stone & Gold Metal Size Chart: One Size - Fits Small to Large wrists - 6.5 inches to 8 inches