Breasley Flexcell 500 Memory Foam Mattress Breasley Flexcell 500 Memory Foam Mattress Please Choose Memory Foam Mattress Size Small Single Flexcell 500 - 2'6" x 6'3" (75cm x 190cm) - £229.00    Single Flexcell 500 - 3' x 6'3" (90cm x 190cm) - £229.00    Small Double Flexcell 500 - 4' x 6'3" (120cm x 190cm) - £259.00    Double Flexcell 500 - 4'6" x 6'3" (135cm x 190cm) - £279.00    King Size Flexcell 500 - 5' x 6'6" (150cm x 200cm) - £289.00    Super King Flexcell 500 - 6' x 6'6" (180cm x 200cm) - £309.00    Quantity: