Spiral DesignJust Press to Attach the get 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, Eating Speed Avoid Overeating, Can Turn an Ordinary Flat Pet Bowl into a Slow Feeder Bowl. Strong Suction Cup The Strong Suction Cups on the Bottom of the Slow Feeder Dog Bowls, Hold the Chassis Firmly, Just Add Some Water to the Suction Cups to Firmly Attach the Dog Food Bowl to the Dog Bowl, No Other Accessories Are Required, Don't Worry About Not Being Able to Absorb or Difficult to Disassemble Safe and Healthy Materials The Slow Feeder Insert is Made of Food-grade Silicone Material Free of BPA, PVC and Phthalates, You Can Use It with Confidence, Which is Safe and Soft. Unlike Hard Plastic, It Will Not Damage Your Dog's Nose During Eating. Cultivate Healthy EatingEating Too Fast Can Lead to Indigestion, Slow Feeder Dog Bowls Can Perfectly Solve This Problem to Slow Down the Pace of Eating, Prevents Gagging, Choking, Vomiting, Indigestion, Bloating, GDV and Malabsorption, Our Spiral Slow Feeder Should Be Added to Your Daily Dog Feeding Supplies. Product size: 11*17*7cm Product material: silicone (can be tested by FDA) Product weight: 165 grams color: grey Package includes: 1pc* food dispenser