400 Barrel or Round Acrylic Beads in Matte Metallic Colors. These Acrylic Beads Measure 12mm, or Aproximately 1/2 Inch. Each Acrylic Bead Has a 5.7mm Hole. This is a Bulk Value-Pack of Acrylic Beads in an Assortment of Metallic Colors. These are Great Craft Quality Acrylic Beads for Jewelry Making, Beading, Necklaces, Bracelets and Hobby and Craft Projects. Notice: Items sold through Craft Making Shop are intended for use and wear by adults.