4 6 8 10mm Double color glass bead spacer jewelry Bulk Beads For DIY Making Bracelet Necklace Jewe Product Material: Glass (Nickel and Lead Free),Size(Approx): 4mm or 6mm or 8mm Hole(Approx): 1-1.5mm,Quantity :4mm (100 pcs ) 6mm (50 pcs),8mm ( 30 pcs ) 10mm (20 pcs), Packing: Opp bag Color:(U Pick),Please choose your need size from the drop-down list (located at the top of listing),thanks. Conversion:1 mm = 0.0394 inch or 1 inch = 25.4mm,Note: The photo does not show actual size, please refer to Description for size details. Color may very slightly due to the color calibration of each individual monitor.