By Seven20. From Underground Toys.Travel through time and space with Doctor Who (British science fiction television programme) and this TARDIS welcome mat. Is your home bigger on the inside? Then this TARDIS welcome mat is the one for you. The design features an embossed TARDIS and insignia pattern with the iconic 'Bigger on the Inside' slogan. Made of durable, non-slip polypropylene. Measures approximately 17" x 14".