Naturehike Lightweight Hiking Backpack 25L/35L Multifunctional Trekking Backpack with Adjustable Chest Strap & Multi-Compartments, Durable Daypack Travel Rucksack for Men Women

【High Quality Fabric】The hiking backpack is made of polyamide fibre and polyethylene, high-strength fabric, not afraid of scratches, even if you go to the wild and thorny areas. High resistance to punctures and low weight. Abrasion and scratch resistant, high impact resistance. The fabric of the rucksack has a water-repellent treatment that makes it difficult for water to penetrate and protects the contents of the bag from getting wet. 【AIR Professional Carrying System】 The backpack uses a professional AIR breathable honeycomb mesh backpack system with a three-dimensional cushioning back pad that forms an air channel to quickly wick away moisture and sweat, and hugs the body closely to ensure a stable path. The adjustable chest and hip straps improve the stability of the backpack without wobbling when carrying heavy loads uphill. 【Multifunctional Storage】Quick access to reasonable storage categorisation, can store hiking poles, lamps, mackintoshes and other travel equipment to meet the loading requirements for short trips. Internal compartment distribution, convenient for you to access. Bottom lanyard design, can hang lamps. The backpack supports hydration system with independent water bag compartment and water bag tube hole. 【Practical Details】There is a hidden emergency whistle on the chest buckle to ensure your safety when travelling. The shoulder straps of the rucksack are equipped with external eyewear straps where you can store your glasses and sunglasses. The hiking pole rope can stabilise the hiking pole without wobbling. Waterproof YKK zips and waterproof rubber strips prevent rainwater from getting in. 【Outdoor Urban Universal Backpack】This hiking backpack can fulfil your heart to explore the nature as well as accompany you in your daily commute.25L backpack unfolded size: 50×29×16cm/19.7×11.4×6.3in, weight about 600g/1.32lbs. 35L backpack unfolded size: 62×25×20cm/ 24.4×9.8×7.8in, weight about 1.1kg/2.4lbs.