These hypo-allergenic waterproof mattress covers help to protect the mattress from spillages.These protectors also protect the user from dust mites.Made from flame retardant polypropylene, they are washable and require no ironing.Available in three different sizes to fit the mattress:Single 900 x 1900mm (35.5 x 75 inches)Double 1400 x 2000mm (55 x 78.75 inches)King size 1500 x 2000mm (59 x 78.75 inches)