Notice: Gemstone dice are fragile, so I recommend that you can roll them on something with a soft surface, like a soft wool felt dice tray: https://www.etsyasia.com/listing/691535271/soft-wool-felt-dice-tray-soft-tray?ref=shop_home_active_1&frs=1 And you will get a FREE felt dice tray for ordering more than 1 set of dice! Details - Luxury Amethyst Gemstone Dice - Seven precious polyhedral dice - Hand-made and hand-engraved - Recommended for use in dice trays Size of each dice: D4 = 16 mm D6 = 16 mm D8 = 16 mm D10 = 16 mm D% = 16 mm D12 = 18 mm D20 = 18 mm Need a nice GIFT box to pack the dice? Click here: 👉https://www.etsyasia.com/listing/696565075/dnd-dice-set-box-gift-box-group-gift-box?ref=shop_home_active_17&frs=1👈