Creative coasters silica gel mold

The picture is the finished picture

Mold usage method:

The ratio of cement to water is generally 1:0.3. It can also be added with sand, which is stronger. The cement and sand are 1:1. After the cement is poured into the mold, the mold is shaken to expel bubbles. After the initial curing, the humidified towel is covered with water for curing. Demoulding within 24 hours.

The unique shape, placed in the office or home, is a unique landscape, green and environmentally friendly.