AONIJIE 18L Trail Running Hydration Vest with 2 x 500ml Flasks

High-Quality Waterproof Materials Crafted from premium waterproof nylon and spandex, this running backpack is both breathable and lightweight, weighing just 8.46 oz (240 g). Ideal for those looking for a burdensome-free running companion, this backpack is perfect for outdoor enthusiasts.

Adjustable and Breathable An adjustable chest strap ensures a snug, customized fit, preventing the backpack from bouncing during runs. The soft mesh on the back and shoulder straps maximizes breathability, keeping you cool and comfortable throughout your workout.

Extra Storage Space With an 18L capacity and 14 compartments, this vest-style backpack can easily hold essentials such as a soft flask, water bladder, mobile phone, keys, and other mountaineering gear. Whether you’re on a run or going on a hike, this vest offers ample storage options.

Perfect for Outdoor Activities This running vest is versatile, designed for use in a variety of outdoor activities. It’s ideal for running, hiking, marathons, cycling, and camping, making it a must-have for all types of outdoor enthusiasts.

Ergonomic Size Options Ergonomically designed to fit most men and women, this vest backpack comes in three sizes: - Small/Medium (S/M) for bust sizes 72-96cm (28.3-37.8 in) - Medium/Large (M/L) for bust sizes 94-108cm (37-42.5 in) - Large/X-Large (L/XL) for bust sizes 106-120cm (41.7-47.2 in)

Choose the size that best suits your needs and enjoy a comfortable, functional running experience.