Gentle silicone bristles provide your pet with a good massage without hurting them, helping to remove dirt and mud from your dog's paws. Put dirt in pet foot cups, not in your house. The Portable Dog Paw Cleaner Cup is made of food grade soft silicone bristles, which are gentle, flexible and durable for deep cleaning and care, the body and bottom of the cup can be double-turned, 360° without dead angle, all-round cleaning, keep paws sanitation. Add water to the paw cleaner and insert the mud paw, twist the cup, repeat for the other 3 paws. Dry the paws with a towel. Discard the water and rinse. Easily clean dog paws before stepping in dirty rooms.