Tripp Trapp Highchair newborn seat attachment. This is the seat and attachment only and does not include the highchair. You will need the Tripp Trapp highchair in order to use the attachment. Great condition. One of our favorite items and spots for our kiddos. Pet and smoke free home. Bring your newborn to the table and into the heart of your family. Enables the Tripp Trapp® to be used from birth 5-point safety harness and soft shoulder pads for comfort. Angle adjustable with easy to use one-hand adjustment. Suitable from newborn up to 20lbs Toy hanger included Fits any Tripp Trapp® chair produced after May 2003 https://www.stokke.com/USA/en-us/accessories/tripp-trapp-accessories/5263.html