1. The product can be inflated, you can buy a syringe in the pharmacy to inflate it, and use the inflation needle to inflate the basketball. The thickest part of the transparent part behind it. Because it is a rubber thorn that will not leak.
2. If it is dirty or you don't want to repel the mosquito coating, you can wash it with water and add a little detergent. Remember not to use washing powder and other compounds.
3. After washing and drying, you can use some baby's talcum powder to remove adhesion