From BEABA This Shnuggle Full-Size Crib Airflow Mattress features: Size: 120x60x7cm Only to be used with the Shnuggle Air Full Size Crib. Standard mattresses will not fit Inner: polyester wadding, a high breathability polyester fiber matrix Its hypo-allergenic fiber core is 50% more breathable than standard PU foam mattresses and includes a quilted cover for added comfort. Outer: water repellent quilted polyester The quilted cover can be easily removed and washed and unlike foam mattresses won’t discolor over time Care: Hand wash 30°c. Do not tumble dry. Do not iron. The mattress has been tested to BS EN ISO 9237 – 1995 for air permeability (flow of air through the mattress) Safety: It is important that if you are using fitted sheets that they fit securely to the mattress Imported. BEABA by Shnuggle Full Size Crib Airflow Mattress