PORTABLE COLLAPSIBLE: foldable design, space saving, 4.3 inches after folding, ideal for pockets, backpacks, suitcases, no space, suitable for outdoor hiking, camping, travel, etc. SAFETY MATERIAL: The bottle body is made of food grade silica gel. The lid is made of food grade PP. It is free of harmful substances, easy to clean, non-toxic and tasteless, reusable and very environmentally friendly. SUPERIOR DETAILS: With aluminum buckle, you can hang the cup on your bag. Sealing the leak-proof cover prevents dust and the mesh outlet filters the tea. The safety silicone base and the anti-scalding sleeve of the bottle make it easier to use! THE IDEAL GIFT: The simple, portable folding cup gives you a unique and stylish experience that can be used anywhere or as a gift to friends and family. Specification Name: Silicone folding cup Style: simple and portable Material: Silicone color: blue Structure: single layer Actual size: 22*7.8cm/8.6*3.1in Folding size: 11*7.8cm/4.3*3.1n Capacity: 580ML Weight: 146g Applicable scenes: outdoor sports, camping, hiking, holiday gifts Packing: carton safe packaging Packaging includes: silicone folding cup *1 Note: Size may vary slightly due to manual measurements.