Discover fun & fabulous Fancy Dress Costumes, Makeup, Fashion accessories & more at Why Not Shop Online. Visit us online or in-store! VISIT US AT: Why Not Shop, Units 23 and 24, St Tydfil Indoor Market, St Tydfil Square Shopping Center, Merthyr Tydfil, Mid Glamorgan, South Wales CF47 8EN - Telephone : 01685 375477