ESTES RECOVERY WADDING FEATURES: Flame resistant recovery wadding protects the recovery system and is necessary to launch model rockets Wadding is absolutely necessary to launch model rockets Includes enough sheets for approximately 18 to 25 flights Package includes recommendations for the number of sheets to use for what size body tube INCLUDES: Approximately 75 square sheets COMMENTS: Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger For your safety and enjoyment, always follow the NAR Model Rocketry Safety Code while participating in any model rocketry activities