UST FlexWare Collapsible Cup with Strong, Flexible, Compact, BPA Free Design for Hiking, Backpacking, Camping, Travel and Outdoor Survival DIMENSIONS: 3.2 H x 3 W (expanded), 1 H x 3 W (collapsed), with a 5.5 fl oz capacity and weighs 2 oz BE PREPARED: Attach the cup to a backpack or gear with the handy carabiner while inserted in the included protective carrying case that keeps the cup clean and free of debris DURABLE: Can withstand temperatures up to 300 degrees F and is dishwasher and microwave safe CONVENIENT: Collapses to a compact size for easy packing, storage and transport MATERIALS: Made of heat-resistant and flexible food-grade silicone