Material: PlasticAbility to develop: Intelligence developmentAbility Cultivation: Hands-onAbility Development: GraspingAbility Development: SensoryDevelopment: Hand-Eye CoordinationSkill Development: Interactive ToysSkill Development: HearingSkill Development: Parent-Child CommunicationSkill Development: Interest CultivationColor: BeigeColor: YellowColor: BrownColors: Red Wave Wind Lion UkuleleColor: Blue Tide Wind Waking Lion UkuleleAge: Children (4-6 years old)1. Due to manual measurement, there is a 1-3 cm error, is normal. 2. 2. Due to different screen or computer settings, the color may be slightly different from the picture. If there is any problem with the product, please leave me a message promptly. I will surely solve the problem quickly and effectively. Please do not complain before sending us a message as it may take more time to solve the problem. Ships from China in 2-4 days after order, delivered in 15-25 working days Q: Do you provide invoice? A: We provide digital invoice, if you need it, you can send us a message after placing the order. However, this invoice can not be used as a tax invoice, it has no company stamp.