1. Material: Plastic 2. Purpose: Cultivate childrens spatial imagination, logical thinking, and relieve stress 3. Rotate the direction of the block buttons to change different shapes, or they can be separated or spliced ??together 4. Chain-type buckle design, which can be deformed, inserted and rotated at will 5. Dimensions: three sections: 7.5 x 1 cm, four sections: 8.5 x 5 x 1 cm 6. Weight: Three sections: about 16 grams/piece, four sections: about 21 grams/piece 7. Packing: OPP bag
