Classic Brands Cool Gel Ventilated Memory Foam 12-Inch Mattress | CertiPUR-US Certified | Bed-in-a-Box, Twin XL Price: $424.39 (as of 01/28/2023 06:10 PST- Details)

Make sure this fitsby entering your model number.
39″ W x 80″ L x 12″ H
The latest in sleep technology, cool gel memory foam layer for temperature regulation with layers of ventilated egg crate foam for breathability layered on high-density base foam for maximum comfort and support