? Material: waterproof nylon. ( Kindly note: the waterproof bags can keep the contents dry in light rain, but cannot do the same work when pouring rain or throwing it into water/river. As the back part and zipper is not water-resistant.)
? Weight: 0.36kg. The ultralight backpack is fully adjustable for comfort by shoulder straps,chest straps and waist straps. The breathable shoulder strap is pretty wide to spread the weight.
? This small hiking backpack has many compartments,plenty of storage space for daily essentials. They are 1 main pocket behind the vertical zip,1 zipped pocket within the main pocket, 1 hidden pocket in the back side, 2 zip pockets on either side of the waist strap.
? There are reflective strips & emergency lifesaving whistle on chest strap for safe riding at night, and slots on shoulder straps for the hose /earphone to come out from.
?The small backpack is not big enough for laptops larger than 11 inch.