Outwell Starland Single Sleep System is the perfect product for those looking for a home-from-home comfort while maintaining a compact size for transportation or storage. The top mattress is produced from a polyester fibre and offers maximum comfort and insulation. It can be removed and fully machine washable. It has a great next-to-skin feeling when used with a duvet or open sleeping bag, always keeping you warm and snug. The large valve makes this item super easy to operate and the anti-slip bottom keeps it firmly in position. The starland single sleep system has a side zip which can be attached to another to make a much larger bed. This is PFC free.