The sponge used for three-dimensional couplets is called Gucci sponge spray. According to the relevant information disclosed in the query, the method of three-dimensional joint posting is as follows:

1, you should know that the upper and lower couplets are usually attached to the right and the left.

2. Tear off the old couplets and clean the walls.

3. Stick the couplets with glue. During the gluing process, it should be coated all around, and some glue should be coated at intervals in the middle.

4. Stick couplets on the wall.