The Kidtech Travelcot mattress has a combustion modified foam interior and a thermally bonded polypropylene cover on all sides which is water resistant but breathable and is removable for washing.The Mattres is Hypo-Allergenic and offers protection against dust mites which cause eczema and asthma.The foam has an open structure which allows good air movement and heat dissipation.The mattress is manufactured without the use of Antimony, Phosporous or Arsenic based fire retardant treatments.This mattress conforms to BS1877 part 10(1997) and BS 7177 (2008)SIZE 120cms x 60cms x 5cms