The flame resistant wadding is required in most Estes rockets unless they are tumble recovery.
Contains 75 sheets, enough for about 18-25 flights and is absolutely necessary to launch model rockets.
Estes model rocketry is recommended for ages 10 and up with adult supervision for those under 12. Unless otherwise specified, all models require assembly. Tools, construction and finishing supplies sold separately. In order to launch, a launch system, model rocket engines, starters and recovery wadding are required - sold separately-unless otherwise specified.