Sized to fit pull-out beds, the foam-core Trundle Mattress provides overnight guests with plush support, while its slender build makes it easy to hide away when not in use. Foam core provides superior comfort at the sleep surface. Made exclusively for west elm by Serta®. Fits west elm's Parsons Daybed (sold separately). 38.25"w x 73"l x 4.5"h. Spot clean. Imported.