|Alphabet beads in every letter make it fun and easy to customize bracelets and necklaces. These are sterling silver and pewter beads with lightly antiqued letter impressions. Cube alphabet beads have letters on all 4 sides. Bead holes are generally 2.5-3mm in diameter, you can slide them onto chain or cord for an easy project. Spell out names, or any words you choose! Switch them out any time you want. Numbers are also available.