Specification 100% Brand New. Material: 16oz Thick Military Canvas Lining: Cotton Sealing: Zipper Structure:Side pocket + Document pocket + Concealed pocket + Front pocket Color: as pictures Weight: 1.3kg / 2.87lb Size: 53cm x 23cm x 42cm / 20.87” x 9.06” x 16.54” (L x W x H) The length can be expanded to 58cm / 22.83”