AIRTIGHT & MOISTURE-PROOF: To keep your food fresher and longer, this airtight dog food storage container comes with a magnetic lock, 2 silicone seals and 4 latches. It keeps out dust, moisture and all the bugs. The super locking lid also prevents some smart dogs and cats from eating the buffet when you're not home. SUPER LARGE CAPACITY: Unfolded size: 17.7x12.9x14.7 inches, suitable for storing 30 Lbs of pet food or 41 Lbs of rice. Weight is approximate, your results will vary depending on the shape and density of your pet's food. Can also be used to store flour, rice, nuts, bean, corn, sugar and other foods. COLLAPSIBLE DESIGN & MOVABLE WHEELS: You can press it to fold it up when you need to put it away. Easily storing it on the cabinet or shelf can help save space and keeps your cabinet organized. The dog food storage comes with 2 wheels on the bottom for easy movement and placement.