‎17 x 9 x 8 inches

Memory Foam Sleep in Comfort – this topper is designed just like the memory foam toppers on adult beds to provide contouring comfort that’s soft and soothing on tiny bodies and reduces tossing and turning so your little one can get a better night sleep - and you can too! Waterproof Cover – comes with a top-quality, hypoallergenic cover that’s both waterproof and washable so you can rest easy knowing your topper is protected from spills and other nighttime accidents.