A Sleeper Either class (SLE) and Sleeper Either class with Pantry (SLEP) are a type of railway sleeping car used in Great Britain. Some units were later modified for better wheelchair access as Sleeper Either class Disabled (SLED). A smaller number reused in Denmark were classified as WLABr.A total of 208 vehicles were built at Derby Carriage and Wagon Works by British Rail Engineering Limited between 1982–1984 to the British Rail Mark 3A profile for British Rail.