Our runway bag sculpted from contrasting textured leather panels and lined in lambskin. Use the detachable strap to carry as a shoulder bag. Outer: 100% calf leather. Inner: 100% lambskin. Lining: 100% calf suede. POSITIVELY CONSCIOUS: This Burberry product is made using leather sourced from a tannery certified to environmental traceability and social standards, so you can feel good about choosing positively.