Sturdy Design unibody construction made of heavy duty polypropylene to withstand school environmentsEasy to Clean simply wipe clean with a cleaning solution used in classrooms, homes or daycaresNonToxic and Safe product is phthalatefree and GREENGUARD[GOLD] Certified for minimal emissions into indoor air12" Seat height is recommended for children ages 3 to 7 years oldDimensions 15.25" L x 15.25" W x 21.6" H, 4.8 lbs (each)No Assembly Required