The ultra-stable XT 20 pack is ready for all your hikes and outdoor activities. It features a new harness pocket, includes a 500ml soft flask, offers increased storage capacity, and has an improved back panel. This versatile 20-liter bag is designed to keep up with you on any terrain. This lightweight pack adjusts to your activity with various storage options, including outer lacing for poles or a jacket. Stay comfortable with the soft, stretchy, and updated breathable back panel, plus an adjustable harness system and supportive waistband for an optimal fit. Padded back panel Double adjustable sternum straps Improved soft flask construction with thermo molded top for easier handling. Makes hydrating easier by shrinking as you drink. Max temperature 60°C PVC, Phthalate, Bisphenol free Bungee elastic cords system Sewn-in exit port for a hydration tube Compatible with soft flasks 500ml Compatible with 2L reservoir  1 main compartment 1 top external zipped pocket: For quick, easy access 2