Kidsaw premium pocket sprung cotjuniortoddler safety mattress comes with a foamspring unit and is encapsulated within a luxury hypo allergenic surround giving added comfort and excellent support the quilted micro fibre cover has great benefits including anti bacterial anti fungal anti dust mite air permeable reversible and wipe clean cover always ensure a good close fit of the mattress in the cot bed junior bed the cover can easily be removed for washing by means of the zip size