This is a portable bowl from Ruffwear, a well-known brand for dog outdoor gear. It folds up small, making it easy to carry and lightweight, and is convenient for use as a water bowl or food bowl. Size: Bottom diameter approximately 18cm x height approximately 9.5cm Capacity: 1.8L Condition: It has been washed once, but has not been used, so it is generally clean. Please understand if there are any oversights.