100% cotton canvas cover. Lightweight solid pine frame. Tent has one window on side. Fasteners allow the door and flaps to be secured. Indoor use only. Intended for children aged 3+. Phthalate-, BPA- and lead-free. GREENGUARD Gold Certified. This low-emitting product has been screened for over 10,000 chemicals and VOCs. Rigorously tested to meet or exceed all required and voluntary safety standards.