1. Healthy material: EVA sole, high resilience, soft and resistant to folding, not easy to deform. 2. The large wave bumps patterns enhance the friction, not easy to slip, you can walk safely wearing it indoor or outdoor. 3. The one-piece molding does not open the glue and is not easy to break, and it is more durable than other shoes. 4. The shark design is loved by many people, it seems that the shark is wearing on your feet. 5. Each family members deserve to have a pair of this slippers, also can be shared as gift to your friends.