Brad Pattison Wellness Orange Collapsible Silicone Perfect Travel Dog Bowl is ultra durable and exceptionally lightweight. This affordable unit collapses, making it easy to store, transport, and clip on a belt or leash. It includes a carabiner clip for ease of use. This travel bowl is made of flexible silicone, which is easy to clean. It's free from harmful chemicals like phthalates and BPA. The mouth diameter is 13 cm, with a bottom diameter of 9 inches. When fully expanded it is 5.5 cm high. Holds 350 ml of water.