• Ultralightweight Design: Weighing just **0.2 lb / 3.7 oz / 103 g**, ERTUNA hydration pack is your go-to companion for cycling, running, hiking or work out. Minimal bulk, maximum mobility - Our hydration backpack is perfect for daily training
• Customizable Fit for All-Day Comfort Water Backpack: Adjustable chest straps and side compression cords ensure a secure, bounce-free fit for all body types. Adjustable from 12.6” to 29”on shoulder straps. No chafing, just ergonomic support and fit
• Smart Multi-Pocket System: Front Zippered Pocket of running vest - Safely store phones, keys, or cards with quick-access security. 2 Cargo Pockets: Vertical slots for water bottles (up to 500ml), energy gels, or protein bars – grab essentials mid-stride
• Dual Rear Compartments: Main sleeve fits 2L hydration bladders (not included in this option), while the secondary mesh pocket organizes extra gear like windbreakers or trail snacks. Go with ERTUNA hiking backpack
• Breathable All-Weather Performance: 3D mesh back panel and airflow channels wick sweat instantly. Stay cool and dry even during summer marathons or high-intensity workouts with ERTUNA hydration hiking backpack for women men
• 360° Reflective Design :Reflective piping and logo accents glow under headlights, keeping you visible during pre-dawn runs or night cycling
• Multiple Use: Our hiking backpack is suitable for hiking, running, MTB cycling, cycling, climbing, music carnival, and other occasions. This running hydration vest can be a are great companions for families and friends