then simply let the pages dry to erase the pictures almost 3-10 minutes later and fill it in again and again

Material: PC / PP

Gift Length: 15cm/5

or show your friends this amazing treasure at a party

Strong yet flexible

Big Building Track Blocks gifts then simply let the pagesBig Building Track Blocks THREE MAIN FEATURES: Develop Intelligence Hands on Skills Learning Skills OTHER FEATURES: Enhance the communication between parents and kids; Made of environmental ABS material, durable and safe; Smooth surface and good hand feeling designed for kids; Colorful blocks also help attract kids' attention away from electronic equipment, protecting their eyes. NOTE: Children should play this under the supervision of adults.