Since packages are shipped by air or ground, there may sometimes be a delay of 1-3 days due to weather, holidays, or other unforeseen circumstances. Thank you for your understanding. All packages will be provided with a tracking number, so you can check the delivery status online at any time. We really appreciate your patience and support, and wish you a pleasant shopping experience , Blocks name: Sakura House Tree Type: Bricks Age: children 6 years old and up and Blocks fan Gift for: boy/ friend / children 6 years old and up / Blocks fans / collecting fans 1. Cultivate children's spatial imagination ability. 2. Exercise children's concentration. 3. Cultivate children's hand-brain coordination. 4. Cultivate children's patience. 5. It can cultivate children's creativity and develop children's intelligence. 6. It can reduce the time for children to play electronic products and reduce the damage to electronic products for children. 1 set of building blocks and detailed instructions (no original box) : None , is electric: No battery Block size: Micro building block, Gender: Unisex Plastic Type: ABS , Material: Plastic Brand: CONUSEA , Recommended age: 14+ years Origin: Mainland, Certificate: undefined