The 2-Pack Slow Feeder Dog Bowls by Oiwliur are made of durable stainless steel, ensuring long-lasting use for your furry friends. The slow feeding design helps promote healthy eating habits for your pets, while the large size is perfect for serving meals to multiple dogs at once. These silver bowls are easy to clean and weigh 1.68 pounds each, making them a convenient and practical feeding solution for your canine companions.