Thank you for viewing! The following is quoted from the sales site: [Recommended by Veterinarians] Anti-Fast Eating Bowl for Dogs [Unique Bumpy Design] Dog Food Bowl (M, Light Pink) [Supervised by Veterinarians] The protrusions designed to prevent fast eating have curved shapes calculated not to stress pets, with three different shapes – low, medium, and high – arranged in a balanced manner. We have received recommendations from veterinarians. [Easy to Wash] The moderately curved protrusions allow for quick washing with detergent and a sponge. Also, the material can be sterilized with boiling water, making it hygienic. [Non-Slip and Stable Structure] Non-slip rubber is attached to the bottom, making it difficult to slide even if pushed by the nose during meals. [Durable Material] Made of durable, scratch-resistant material, making it ideal for carrying around. [Product Specifications] M size: Approximately 20cm x 20cm x 4.5cm, L size: Approximately 25cm x 25cm x 5.8cm. We have achieved the perfect size and weight for indoor use. We are committed to the health of pets and the ease of use for the buyer. * Depending on the dog breed, the food in the bumpy areas may not be eaten well due to the shape of the mouth and tongue. Please note that especially small dogs such as Pomeranians may have difficulty reaching with their tongues and may not be able to use the size. *This item is a beautiful/like-new item. Although we have checked it, there may be minor, inconspicuous deterioration even if it is a new, unused item due to being stored at home. Thank you for your understanding. If there are any problems, please contact us via transaction message before evaluating the receipt. ☆ Immediate purchase is welcome ☆ We plan to ship via Mercari delivery ☆ Please note that the time slots for checking/replying to comments vary depending on the day.