30 l Maximum ventilation of the back. Adjustable shoulder straps and a ventilated zone. Lightweight backpack for day hikes. The straps and belt adapted to the male physique. The rain cover. Weight 1.24 kg THERMAL protection TECHNICAL INFORMATION WATERPROOF PROPERTIES Built-in rain cover. TECHNICAL TESTING BACKPACKS Before the approval of manufacturing components: fabric, buckles, straps, foam, zips, etc., - laboratory tests. For example, fabric is tested for abrasion resistance, tear resistance, color fastness to UV light, washing fastness, water resistance, etc. Tests of finished products: play in accelerated mode the load on the backpack with extended use: the filled backpack is placed on a dummy which reproduces the movement, identical to a quick walk. GUARANTEED FOR 10 YEARS. APPROVED TECHNICAL PARTNERS Department of research and development for sewing heavy fabrics, Quechua partner, conducts tests simulating wear of backpacks, to test materials and build quality. These tests are implemented on the materials, seams and finished products. The test results allow Quechua to ensure that tested backpacks will last for 10 years from the date specified in Your receipt. 10 YEARS WARRANTY, CONDITIONS The warranty does not cover defects arising from natural wear and tear or breach of the terms of use. This warranty is valid only upon presentation of the goods and cheque. If the product warranty, free of charge, will repair or replace it. This warranty does not exclude other guarantees offered by the state. AS MEASURED BY THE VOLUME OF BAGS? The volume of each backpack / bag is measured by the standard method: we fill the main compartment and pockets with small balls. Further, all balls unloaded into the measuring container, which helps to determine the equivalent volume in liters with an error of a few percent. The volume was measured for the experimental sample. Actual amount may vary slightly. HOW TO ADJUST A BACKPACK? You must first LOOSEN all straps (shoulder straps, belt, sling). TO PUT ON A BACKPACK. If the volume of the backpack 50 liters or more, to FIX a BELT AT the HIP LEVEL (so that he was surrounded by the bones of the pelvis) and to FIX IT. If the volume of a backpack less than 50 l, the strap should be secured around the waist. TIGHTEN STRAPS. Finally, ADJUST the BACKSTAY.