This is a cool acrylic industrial barbell. This industrial barbell is made up of 316L Surgical Steel. The acrylic bead measures approximately 6mm. This item comes in many different colors, the colors available are purple, clear, green, pink, red, orange, black, light blue, dark blue. This item comes in size 14 gauge. You have a choice in length of 1 1/4 inch - 30mm or 1 1/2 inch - 38 mm. This item is sold individually. Item is nickel free.