Rockin Beads 450 Mixed Bright on Black Acrylic Alphabet /Letter "A-z" Cube Spacer Beads 6mm Apx 1/4" Alphabet /Letter "A-z" 450 Mixed letters bright on black 6mm cube 3.4mm hole Acrylic Alphabet Spacer Beads Rockin Beads (TM) Brand comes with Rockin Beads Size Gauge Card