Naturehike Official Shop Backpack for and Outdoor Features Include Water and Lightweight and Perfect for and Hiking, Camping, Activities. Storage,

Specifications: 25L - Expanded size (50*29*16cm), Colors: Midnight Black, Buckskin Brown, Weight: Approx. 600g, Material: Polyamide fiber + polyethylene. 35L - Expanded size (62*25*20cm), Colors: Midnight Black, Buckskin Brown, Weight: Approx. 1.1kg, Material: Polyamide fiber + polyethylene. 【All the features you want】Roll-top design (35L only), shock-absorbing partial pressure, rational base distribution, breathable backpack, polymer fabric, suitable for multiple scenarios, easy to carry, water-repellent. [Breathability] AIR breathable honeycomb mesh: Comfortable and breathable for easy carrying, equipped with a three-dimensional cushioned back pad that creates air passages, quickly expelling moisture, heat, and sweat. [Scientific Pressure Distribution] The bag fits snugly to your body, stabilizing your movements and reducing stress on your shoulders and back. The adjustable chest strap design improves carrying stability and saves energy, even when climbing uphill. It also features a one-click buckle that automatically pops up with a single press. [Reassuring Product Support] To ensure our customers can rest assured when purchasing and using Naturehike products, we offer a one-year warranty from the date of purchase. While we strive for the highest quality, if the product has an initial defect or becomes unusable, please contact us through your Amazon purchase history, including your order number.