Enhanced night visibility The hydration pack includes reflective safety strips on the backpack to improve visibility and safety in low light during outdoor activities. Reliable leak prevention Built with advanced materials to keep contents dry, this pack resists moisture, ingress and is designed to provide leak resistance for hiking and camping use. Time saving access With organized compartments and an efficient storage system, this adjustable breathable hydration vest offers quick access and an intuitive layout for active users. Comfortable supportive design The pack features a ventilated ergonomic design with a breathable mesh back panel to deliver ergonomic comfort during wear. Key features - Material: advanced materials with a breathable mesh back panel - Fit: adjustable for a secure, comfortable feel - Design: hydration vest style for running and outdoor use - Performance: reflective safety strips for night visibility; leak resistant and weather adaptable technologies Use scenarios - Early morning or late evening hiking where improved visibility enhances safety - Camping trips requiring reliable dry storage and easy access to hydration - Active outdoor days such as long hikes or endurance activities where quick access and breathable support improve comfort