Unicorns on pink by Doohikey Designs for Riley Blake £6.50 Amount: [None]50cmmetre (+£6.50)fat quarter (-£3.25) Quantity: at £6.50 each Add To Basket 4 in stock. Unicorns and Rainbows cotton print by Doohikey Designs for Riley Blake's Designer Novelty Collection.. This medium / quilting weight cotton is suitable for a variety of purposes including patchwork, homewares and bag making plus some dressmaking applications where an element of structure is desired. 100% Cotton, 110cm width. Price is per 50cm, multiples will be supplied as a continuous piece.