[Effective Deterrent Indirect Impact: The powerful formulation means accuracy is less critical. An indirect hit near the target can incapacitate an assailant effectively. It is an irritant to the skin nose and eyes. The physiological impact on an assailant includes coughing uncontrollably an intense burning sensation in the eyes and on the skin and in some instances vomiting. Impactful Effects: Exposure can cause severe irritation to the skin eyes and respiratory system potentially resulting in coughing intense burning sensations and in some cases vomiting. Compatibility Information: Specifically designed for use with .43 caliber markers and are intended for non-lethal defense against threats. Purchasers must be at least 18 years old. Ensure you read and understand all included safety warnings prior to use.]