Leather Bag Guidi Horse Size LDESCRIPTION DEVOA 2018 Spring Summer Collection. This bag uses a 1. 1 1. 2 mm thick GUIDI horse waste reduced leather for a minimalist design. This leather bag uses the material that is the same thickness as High Neck Jacket Guidi Horse Leather. As for the stitching and processing of the main body, it was done one by one by the hands of craftsmen. As the shoulder strap is long, it is also possible to add a belt hole.