Made from soft TPU for a comfortable feel and a secure grip. Key benefits - Comfort and grip: soft TPU construction delivers a pleasant feel and easy handling during active use. - Versatile for outdoor lovers: suitable for outdoor running enthusiasts, runners, and more. - Broad activity compatibility: ideal for a range of outdoor activities including long duration outdoor sports, running, hiking, and camping. - Large capacity and easy maintenance: high capacity design to meet the needs of extended outdoor use, with rugged construction that is easy to fill with water and quick to clean. Use scenarios - Long trail runs and endurance training: dependable hydration with a convenient and comfortable grip on the move. - Day hikes and backpacking: easy to access for quick drinking and straightforward cleaning after use. - Camping and multi-day outdoor sports: large capacity supports extended outings, while simple cleaning helps maintain hygiene and readiness.