Preparation materials: glass 1 piece, proper amount of washing powder, liquid glue 1 bottle, spoon 1 piece. Put washing powder and water in the glass at the ratio of1:3 (if there is more washing powder, the color of the crystal soil will be darker. If there is less washing powder and more water, do that.

Add as much liquid glue as you need. Then stir it in two sides. Don't stir it in circles. If you stir it in circles, the crystal soil will be very hard. After standing for one or two seconds, the semi-finished product of the crystal mud is fished up;

After picking it up, spread the crystal mud flat on the table, then pick it up and squeeze out excess water, and dry the squeezed water with toilet paper. Crystal mud is made, and friends with molds can use molds to fix their shapes.

Preparation method of crystal mud: Preparation materials: water, boxes, sticks, contact lens care solution, detergent, glue and baking soda. Pour half a box of cold water; Add a little baking soda and stir well; Add detergent (such as a box about the thickness of a fingernail) and stir well;

Add transparent glue (the liquid in the box is about 3/4 after adding) and stir well; Adding a small amount of contact lens care solution while stirring; Let stand for four hours.