Material: Resin+Metal+Sliver Alloy; Quantity: 50 pieces Size: about 0.4~0.6inch/10~15mm in diameter; 0.25~0.4 inch/6.5~10mm thick; Hole: 0.16-0.19inch/4~5mm Best Design: They can be perfectly matched with snake chains, wide leather laces and hemp twines, braided fabric strips, fiber cords and other stringing materials with a wide diameter to increase your design possibilities Easy to Use: use these European beads between all your favorite beads or string a whole strand of them, these beads will add a little extra shine to your jewelry-making projects