Dune London Francisco Casual Slip On Shoes. Looking to complete your casual look? Look no further than these espadrille plimsolls. Designed for easy wear whatever the weather, this neutral style features a suede upper and a slim espadrille sole. Material Content: Leather/Other Materials/Other Materials Lining: Textile Material: Suede Sole: Other Materials Upper: Suede. Slip on design, Elasticated detailing, Dune branding.