Fun & Educational: this magic snake cube set can be twisted at will to change different shapes, such as small balls, small snakes, birds, numbers (puzzle literacy), etc. Feel free to unleash your imagination. .Durable & Smooth for Playing: mini snake cube is made of plastic, easy to handle, comfortable for kids to play with it for long time. To avoid damage, Please do not rotate the triangle blocks to the direction they can't be turned in or use too much force when twisting. .Twist Puzzle Toys: the size of each snake ruler is about 22.5 x 1 x 1.3 cm. Each one of them contains 24 blocks. Package includes 12 x magic snake cubes .Colorful & Random: the snake cubes features various colors which come randomly, help to develop children's color sensibility. .Not suitable for children under the age of three, children should use this product under the supervision of adults. .