Features: 1. Enjoy Assembly: The biochemical warrior building block toys consist of easy-to-assemble parts in numbered bags. You can enjoy the fun without getting bored. 2. Building is a wonderful activity with family or friends. This building toy will promote your child's hand-eye coordination, divergent thinking, problem-solving skills, inspire creativity, and brain development. Helps children learn collaboration and teamwork. 3. Material: Our building kits are made of environmentally friendly and safe materials, non-toxic ABS materials, and odorless. Ensures your children's safety while having long-lasting durability Compatible with play and building. 4. These building kits for kids have super cool shapes and colors, building kits Compatible with boys provide children with hands-on experience working. Lightweight and you can take it with you everywhere. 5. Perfect Gift: This building block is suitable Compatible with children aged 6-12 to play with their friends, you can also build with children on family day. It is a perfect gift Compatible with your children, nieces, and grandchildren, whether they are boys or girls. Specification: Material: ABS Color: blue, green, purple, gold Size: 40 x 29 x 5.5 cm Weight: 500 g Package includes: 1x building block toy