- Amount: 6 or 9pcs set
- Material: natural stone
- Place of Origin: China (Mainland)
- Color: black, dark grey, light grey, white & beige
- Size: 2*2*2cm
- Weight: 18-22g per stone
Clean the stones, stock them in your freezer for 4 hours above, serve 3 stones in your drink (liquid height no more than 1 stone height).