Skull F*ck Smelling Salts are a powerful and long-lasting smelling salt. They are shipped inactive so they won’t leak during transportation.. Used as an aid by powerlifters, strongmen, weightlifters and strength athletes looking for increased focus for PR lifts Perfect amount of strength to get you ready, without being so strong that it causes you to lose focus SAFETY INFORMATION For external use only Keep away from eyes do not freeze Keep out of reach of children