Burberry The Crossbody Rucksack in Nylon and Leather with an additional strap for crossbody carrying. Materials: outer 100% canvas, calf leather, 85% polyamide, 15% acrylic; lining 71% cotton, 29% polyamide. Dimensions: 16 x 11 x 26cm/4.3 x 6.3 x 10.2in; shoulder strap length: 37.6 - 43.5".