KELVIN GIORMANI creatively makes use of stitching threads on a piece of leather to realize different quilting patterns on sofas. This is another success story of how to work on sofa leathers in a fashion-inspired way where conventionally applies mainly to handbag leathers. Diamond pattern is the most popularly seen (since 2006 on Model LEPANTO); and KELVIN GIORMANI has created other patterns on sofas, such as, wave pattern on Model RIVA (2009) and leaf pattern on Model SNELLO (2013).