Soft Horse Leather Back Pack - DBP05 - REDDESCRIPTION Guidi Bag Collection. Backpack made with soft and familiar horse leather, the design has two zippers bolding running down. This GUIDI leather piece is simple and affordable as well. It is one size smaller than the of The Horse Leather Back Pack DBP06 which was handled previously. As the shape is simple, it matches a wide range of styling regardless of style.