• 【Comfortable&Durable Daypack】The 40L backpack meets the size requirements for most airlines, with enough room for a couple of days' trips. Breathable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder. Widened and thickened S-type shoulder straps and high elastic breathable back support for best ventilation and easing burden.

• 【Lightweight &Roomy】The lightweight backpack for women and men is very spacious 40L(19.7"*12.6"*8.7“), only weight 2.14lb. 2 Front zipped pockets for easy storage and organization; two sides expansible mesh for water bottle and umbrella. One main compartment is roomy enough for clothes and a laptop and is with a water bladder exit on top. (NOT INCLUDED Water Bladder) . This casual daypack is a must-have on any trip.

• 【Multifunctional&Adjustable Straps】The straps of the 40L hiking backpack can be used for tying up your pack or hanging a sleeping bag, mat, hammock, tripod, and other gears. Mesh side pockets, keep your stuff separate and organized. The convenient bag for hiking, traveling, trekking, climbing, and outdoors.

• 【40L Water Resistant Backpack】Included a rain cover (in the bottom). The rip-stop polyester material can prevent the water from sipping into the bag; If heavy rain comes, then rain cover works.

• 【Warranty】Includes 90 days limited warranty for our hiking backpack. Any problem, please contact us freely.