Polyester Blend CONVERTS FROM HIGHCHAIR TO PLAYTABLE: Easily transitions between a full-size highchair and a separate play table and chair. COMFORTABLE & SECURE: Includes a machine-washable padded seat cushion and a 5-point harness for safety and comfort. THREE-POSITION TRAY & SEAT RECLINE: Adjustable tray and seat for customized feeding and comfort. DISHWASHER SAFE TRAY INSERT: The main feeding tray comes with a removable insert tray for easy cleaning. EASY ASSEMBLY: Quick and hassle-free assembly with the included tool.