Ordinary dog bowls become slow eaters in seconds - Just press to attach slow feeder insert to the bottom of the dog bowl. The unique spiral blade and silicone nails design allows dogs to effectively slow down their eating; helping to reduce binge eating and reducing digestive disease in dogs.^ Safe and healthy - Slow feeder insert is made of food-grade silicone, which is safe and soft. Unlike hard plastic, it will not damage your dog's nose during eating.^ Strongest suction cup base - The 38 small suction cups on the bottom of slow feeder dog bowls are as strong as an octopus and hold it firmly in the bottom of the dog bowl without adding water.^ Good practicality - Suitable for daily wet and dry food; best for dog bowls with a bottom diameter of 7-5.5"opening of 8.5-5.5 Inches and can be cut to fit a minimum of 4.7" dog bowls.^ Easy to clean - No complicated and variable compartments, so dog slow feeder allows you to easily remove food residue whether by hand washing or machine washing.