Specific information of the product: Material: Silica gel Size: as shown(1cm=0.394inch) Color: green,blue,gray,black Easy to Use: there is a magnet the semi-closed opening, which is easy to put in and take out, and it will close automatically after feeding. Lightweight and Portable: with a clip, you can carry it in hand and attach it to your belt, trousers or package for easy training or walking outside. Package contains: 1 x pet treat bag be careful: Manual measurement contains errors. Please allow a difference of 0.1%. Please understand us, thank you very much. Depending on the light and screen, the actual color of the product may be slightly different from the picture. Please refer to the products received. Thank you for your understanding. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.