Safe materials and construction The wrist water bottle is made from foodgrade silicone and PP materials and is BPA. The hand strap uses Oxford fabric with Velcro, designed to be comfortable for running and to keep your hands relaxed during activity. Unique bite mouth design and leak prevention Features a bite mouth nozzle for hydration by biting the silicone mouth or by pressing the spout with your fingers. It includes a pushon cap and a cross valve to prevent water leakage even during movement. Hands design and fit The strap is adjustable with Velcro to fit different hands, so you do not need to grip the bottle while running, walking, or climbing. Simply wear it on your wrist and continue your activity. Lightweight, compact, and versatile Weighs only 55 g and is small and light. Capacity is 200 ml (7 fl oz), making it ideal for travel, running, hiking, cycling, rock climbing, camping, yoga, gym, and other indoor or outdoor activities. Portable and practical design Empty thickness is about 10 mm, making it easy to transport, slip into a pocket, or wear on the wrist. When full, the bottle reaches about 35 mm in thickness while still holding up to 200 ml of water, helping you stay hydrated without slowing you down. Use scenarios Running on trails or track, where quick access to water is beneficial without breaking stride. Hiking or climbing, keeping hydration close at hand while keeping hands . Travel, gym workouts, or outdoor activities where a compact, portable water source is convenient and reliable. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.