Color: Black Lightweight hydration pack designed for active outdoor use. Made from water resistant polyester that is light, thin, quick drying, and wear resistant. Approximately 12L capacity with a compact profile sized 20cm x 10cm x 38cm (7.87 inch x 3.94 inch x 14.96 inch). Key benefits Hands hydration and storage: Main compartment fits a 2L hydration bladder or lightweight clothing, so you can carry essential fluids and gear without bulk. Stable, comfortable fit: Double stability system plus an adjustable chest strap keeps the pack secure during fast movement and uneven terrain. The chest system can be quickly adjusted or detached for convenience. Organized access on the move: Shoulder straps include storage for two 250ml soft water bottles and small items such as energy gels. A zippered pocket on the shoulder strap holds cards or other small essentials for quick access. Improved visibility: Reflective accents increase visibility in low light conditions to help you stay seen during early morning or night activities. Secure external carry: External hanging loops with reflective strips accept warning lights, and an elastic rope mount secures trekking poles or a mountaineering stick to prevent bouncing. Specifications and materials Material: Polyester Capacity: Approximately 12L Main compartment capacity: Holds up to a 2L hydration bladder or lightweight garments Shoulder strap storage: Fits two 250ml soft bottles plus gels or small supplies Size: 20cm x 10cm x 38cm (7.87 inch x 3.94 inch x 14.96 inch) Color: Black Package includes: 1 Hydration Pack Practical applications Road cycling and mountain biking: Keep hydration and small tools within reach while maintaining a low profile and stable fit at speed. Trail running and hiking: Carry a 2L bladder, extra layer, and nutrition with reflective details for low light starts or finishes. Long outdoor sessions or races: Store energy gels, spare clothing, and a compact first aid kit while keeping movement unrestricted. Notes Allow slight measurement variations due to manual measurement. Colors may appear different depending on monitor settings.