1.Safe & Durable:Collapsible travel cups are made of PP,doesn't absorb flavors or smells,environmentally friendly and reusable.They all come with lids that go on tightly, keeping contaminates out of your cup. 2.Multipurpose:These folding travel cups are multi-purpose. From home to outdoor traveling and Hiking, to kids, to adults, for your pets. 3.Unbreakable folding cup camping coffee mugs pop up cup, save space, easy to clean, good helper for your travel and go camping grill. Perfect for tore hot or cool water, juice or carbonated drinks, Suitable for school, travel, camping, hiking, mountain climbing, fishing, mountaineering and other outdoor activities and concerts. 4.Mini Size after folded,these camping cups can put in your pockets, suitcases, backpacks.Best choice for outdoor travel,camping,picnic,hiking and so on,also multipurpose use cups for home. 5.Material - This folding drinking cup is made from reusable food-grade material. Perfect for tore hot or cool water, juice or carbonated drinks, Suitable for school, travel, camping, hiking, mountain climbing, fishing, mountaineering and other outdoor activities and concerts.