Features: These skateboards offer lots of movement and good exercise to help children and teens develop speed, endurance, flexibility, coordination, allow your kids to share fun with friends and develop their social skills. Specification: Material: plastic Color: red, green, blue, purple. Size: 11.22 x 11.22 inches/ 28.5 x 28.5 cm Package includes: 4 × Sports scooter boards Warm notes: Please allow slight size errors due to manual measurement. Please allow slight color differences due to different batches and screens. Children under the age of 12 should be accompanied by their parents.