Bullet Points: Material: ABS plastic + alloy. Scooter size: approx. 8.5 x 8.2 cm. Finger clothing size: 6 x 6 cm Sensory enhancement design: mini finger scooter design that promotes and improves children's senses, trains their hand and brain coordination and stimulates their basic hand and eye skills. Stimulation Kit: Stimulate children's desire to explore the concept of entertaining lessons to awaken children's concentration. Selected Materials: Made of qualified alloy and plastic, round and burr-free polished, wear-resistant, rust-proof metal to enhance the gaming experience. Educational Training: The fingerboards are removable and stimulate the educational training for children. They are stimulated to creative skills and a good development purpose of the brain. color:blue,red,green,white,black Package list:10 pieces Finger Scooter Kit Note: There is 2-3% difference according to manual measurement. Please check the measurement chart carefully before you buy the item. Please note that slight color difference should be acceptable due to the light and screen.