This natural junior mattress for children from little green sheep fits standard single beds and is made without the use of chemicals so you can be assured that your child is sleeping safe offering medium firm lasting support that is suitable from 2 12 yearsthe combination of the wool and cotton acts as a natural fire retardant meaning that no fireproofing chemicals are used and each mattresses passes uk fireproofing regulations bs 7177 naturallythe durable non removable cotton cover is