Please read the reference size of dog foot washer cup carefully to choose the right size for your dog.Color:BluegreenPet paw cleaner for dogs Small/Petite:Height 5.4 inches, Diameter 3.7 inches,perfectly sized for 1.5 - 2.3 inch wide dog foot;Pet paw cleaner for dogs Large:Height 6.5 inch, Diameter 4.4 inches,perfectly sized for 2.5-3 inch wide dog foot;PET PAW WASHER: 1.Pour water into the cup. 2. Add gentle soap to the dog paw washer cup (optional). 3. Hold your dog?s paw while in the cup. 4. Gently rotate the cup using your other hand. 5. Repeat for the other three paws. 6. Dry paws with a towel. 7. Pour out dirty water. 8. Rinse with water after use.WHAT WILL YOU BENEFIT FROM PORTABLE DOG Feet Cleaner?Dog muddy paw cleaner:It gets all the mud and debris off dog's paws, out from under their nails, and then you just have to dry their paws off. Way better than the old mud/dirt covered towel sitting by the back door.Durability:The dog muddy paw cleaner are made of solid high-grade plastic and are very easy to clean. Components can be disassembled in seconds. Soft silicone washers are made of durable non-stick and non-dyed high-quality silica gel.When it rains:When you come back to the house in snow, rainy or muddy place,the paw cleaner can clean the stains and dirty mud on the dog's claws, so as to avoid the mud and stains on the ground and save your cleaning time.WARM TIPS? Please allow 1-2CM differs due to manual measurement. The real color of dog paw cleanr may be slightly different from the pictures, caused by different computer screen's resolution and light brightness.