Features 1. The puzzle block is precision cut, tightly fitted, and durable; Painting finish; Very sturdy and attractive, perfect for puzzle enthusiasts. 2. Clever 3D puzzle design cultivates genius skills, including problem-solving, spatial imagination, creative thinking, and more. 3. Solid wood production: odorless, hard material, wear-resistant, corrosion-resistant, not prone to cracking, and not deformed. Crafted with craftsmanship, hand polished, safe and burr free. 4. Cultivate and cultivate psychological qualities, improve brain power, activate thinking, relieve stress, relax body and mind, and exercise flexible fingers. Helping elderly people with flexible fingers and exercising their brains adds joy to a leisurely and boring life. 5. With its unique and innovative style, it is suitable for teenagers' brain teaser toys and adults' restless toys. Specification Material: Wooden Color: Wood, Black Size: 7 x 7 x 7 cm Weight: 270 g Package Include: 1x Wooden Intelligence Toy Brain Teaser Game