The Estes 1403 Riptide Model Rocket Launch Set is ready to fly. Add engines, recovery wadding and batteries for the launch controller and you are ready to go! Rocket can fly up to 675 feet with largest allowable engine (C6-5) and can be used over and over again. A 12" reusable parachute brings Riptide back to earth safely for another exciting flight. Completed Rocket measures 18" tall x 1.3' diameter. Weight (without engine) is 2.7 oz. Launch Set includes RTF (Ready To Fly) Riptide Rocket, Launch Pad, Launch Controller and 12" reusable Parachute. Needs the following to fly (sold separately): Estes Recovery Wadding Estes Rocket Engines (one per flight). Recommended Engines: B4-4 (First Flight), B6-4, C6-5. 9 Volt battery for Launch Controller Estes model rocketry is recommended for ages 10 and up with adult supervision for those under 12. ATTENTION: Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions on model rockets. ATTENTION: Estes products may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.