Garden Treasures in Topaz Blue | Patterned Velvet FabricGarden Treasures in Topaz Blue Patterned Velvet Designer Fabric for Interiors: Upholstery, Curtains, Blinds, and Soft Furnishings The Garden Treasures Velvet Fabric in Topaz Blue is a joyful, expressive fabric design centred around the Dragonfly, which offers an array of possibilities for colourful interiors. With its luxurious texture and vibrant colours, this designer fabric can be used in various ways to elevate the aesthetic of any space.