Features: Equipped with an adjustable switches, it is convenient for users to control water flows and prevent water splashing out . Equipped with a lid, it effectively prevents dust and impurities from entering, and maintains the cleanliness and hygienes of drinking water. The suction nozzles made of food grade silicone is safe, non-toxic, soft and comfortable, ergonomic, and convenient for users to drink. The suction nozzles is easy to carry and does not increase cycling burden. Easy to clean and can be kept clean at all times. Suitable for various outdoor activities, such as hiking, running, hiking, etc., convenient to carry and drink. Specifications: Material: Silicone Size: As Shown In The Picture Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Hydrations Bags Bites Valves