Feed & Toss Dog Bowl Disposable Liners makes feeding easy. Just wash or toss! Disposable liners snap into sturdy base. Holds dry or wet food and water. Measurement markings (oz, ml, cup) assure correct, healthy portions. Strong enough to reuse. Available in 12 ounce and 30 ounce sizes to fit our Bamboo Feed & Toss Dog Bowls. One replacement pack equals a 2, 4 week supply. (package of 12 in 12 oz size, package of 6 in 30 oz. size). Patent-pending design. Recyclable..