This baby carrier is made of breathable mesh material and can be used from newborn. I purchased it two years ago and used it for about a year, but I mainly used another baby carrier, so I don't think there are any noticeable stains or damage. Please understand that this is a personal inspection. Instruction manual included. - Brand: BABYBJÖRN - Color: Navy - Material: Mesh - Model Name: Baby Carrier - Features: Usable from newborn ONE KAI Air ONE KAI Air