Safety and Environmental Material--- It is made of Environmental protection and non-toxic paints material. The pieces are well painted and do not have a bad smell. smooth surface, no sharp edges and won't hurt the baby's delicate skin play safety. . How to playRandomly select an animal block Stack freely to see who can stack higher, and stack all the animal wood blocks.In addition, kids can recognize the color of these blocks and the blocks can be animal puppets for your little one. . Great Gift: The instructions have many ways to play, but also can play at will. Gather round your friends and family to entertain, or play alone, designed for ages 3+ Makes for a very interesting and exciting gift.Best Christmas gift or birthday gift toys for 3-6 years old kids. . Kids Education Toys--- Exercise logical thinking, fully tap the potential of children's creativity,let the children give full play to their imagination,improve practical ability,hand-eye coordination ability. . ALSO FOR GROWN-UPS The modern office worker has a lot of stress, and this toy will help ease that stress. .