Description:Reliable: The water bottles are made of 304 stainless steel, and the inner surface adopts electrolytic, rust-proof and anti-corrosion units, can be used for a long time. Wide Mouth: The large season-opening design of the cup makes it easy to drink water and add water quickly, saving time and strength. Occasions: This Coolcamp bottle are suitable for camping, hiking, backpacking, fishing, climbing and other outdoor activities. Portable: Lightweight and compact, the hiking drinkware is easy to store and carry, you can put it in your storage bag and put it in your backpack easily. Proper Capacity: Each water bottle is 350ml, it is not easy to weigh down the package when carrying, you can use it without worry. Specification: Material: 304 stainless steel, oxford cloth, mesh fabric. Color: khaki. Size: Approx. 16*11.5cm/6.3x4.53inch. Capacity: 350ml. Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow slight deviation in the measurement data and make sure you do not mind before ordering. Package Included: 4pcs Water Bottle (With 1pcs Storage Bag).