1. Each tray makes 7 dice shaped ice blocks. One each of the standard RPG set - 1d4, 1d6, 1d8, 1d10, 1d%, 1d12 1d20.

2. There are four parts to the Ice Dice Tray. The two parts of the outer case are made from BPA free, recyclable material and the two mold sections are made from food grade silicone. Safe to use.

3. How to use: With the silicone trays in place, clip the lid of the mold to the base. Fill the tray with water through the built-in funnel.

4. There are small air holes at the top of each dice mould, you will know when each dice shape is full of water as the excess water will flow through these airholes. Once full, place in the freezer.

5. Easy to Use ＆ Clean Flexible non-stick silicone material make it easier to release ice block without awkward bending. It has a smooth silicone surface for easy to clean which is quite convenient.