First, put the flower nail under the faucet to rinse the sand in the shell. Soak the flower armor in salt water for half an hour, the flower armor will open the shell, and then spit out the sand inside. Pour out the salt water and replace it with clean water, then soak it in drops of sesame oil for half an hour, and the flower armor will spit out the sand and soil again. Finally, put the flower nail under the faucet to rinse clean.

1, first put the flower nail under the faucet to rinse the case of sand.

2, soak the flower armor in salt water for half an hour, the flower armor will open the shell, and then spit out the sand inside.

3, pour out the salt water, replace it with clean water, and then soak it in sesame oil for half an hour, and the flower armor will spit out the sand again.

4, and finally put the flower nail under the faucet to rinse clean.