1. EVA material, non-toxic and odorless, safe and environmental protection 2. Fine polishing, round and smooth, delicate touch, resistant to folding without leaving traces 3. Foam material, light and soft, does not hurt 4. Large range of gyration, fast flight speed, long distance 5. Applicable age: 6 years old and above children 6. Material: EVA 7. Weight: about 81g 8. Size: about 44 x 20cm