BABYBJORN Baby Carrier Air Very breathable mesh material. Front-facing type. 3.5-11kg (7.7-24.3 lbs) The front side appears to be without noticeable stains. There is some yellowing on the inside. Please check the photos. Instruction manual is also included. Home cleaned. Stored for 5-6 years. Still usable, hoping someone can make good use of it.