YM1355X Features Cultivate interest， exercise hands-on skills and thinking ability for your children Made of ABS， safe and lightweight Suitable for chidren over 6 years old Consists of 91 pieces  General Specs Brand & Model 0371 Type  Educational Building Blocks Toy Set    Material Plastic Recommended Age 6+ Package Details Weight: 125.19 g Size: 18.5*14*4.5 cm