Who Are Mattress Next Day MattressNextDay are based in Canterbury, Kent and were founded in 2002 as one of the first in the industry to facilitate online mattress sales. To this day, Mattress Next Day remain in business, operating as an independent bed and mattress retailer within the UK What do Mattress Next Day Sell MattressNextDay sells a vast array of different mattresses and bed frames from some of the biggest suppliers in the industry. The brands range from the ever-popular Silentnight and Sealy through to more unknown brands like Sleep Butler. Due to the vast array of available mattresses, MattressNextDay are sure to have something for everyone. Are Mattress Next Day Any Good? Due to their small bricks-and-mortar store offering, Mattress Next Day operates almost entirely as an online business with far lower operational costs than others in the sector, as such, they are able to offer the vast majority of their products for fair price points that are likely to appeal to the majority of customers. With a somewhat modest amount of Trustpilot reviews also, it is clear that many are buying from Mattress Next Day.