Custom-developed tech material by Ucon Acrobatics; Made from recycled fashion waste; Roll-top for scaling the volume can be easily and quickly closed with hook and loop fastener; Main opening closes additionally with zipper; Two external pockets on the sides e.g. for umbrella or bottle; High-quality interior compartment with built-in shock absorber fits a 16,4" laptop or tablet; Adjustable and padded shoulder straps guarantee a comfortable fit of the backpack; Measures approx 15.5" W x 23" H x 3.5" D; Made in China; Revolve Style No. UCOR-MY1; Manufacturer Style No. 105411LI40524