High-quality polyvinyl chloride (PVC) and polypropylene (PP) materials are used, which are environmentally friendly and designed to reduce noise and prevent floor scratches during play. The spinning wheel uses the power of electromagnetic induction to automatically create a dazzling multi-colored light show. (No battery or charging required) This flashing baby bouncer ensures that your child stays active and healthy. The child will be able to play indoors and outdoors. It will burn excess energy and promote physical fitness. You can use the bouncer in sports games or dance to music.