The Jogger can incapacitate an attacker for up to 10-15 minutes or longer. It is recommended it be carried in hand when walking, running, or roller-blading. It contains an invisible ultra-violet dye which aids police in suspect indentification. Also it includes a adjustable hand strap for convenient protection. 3 7/8" overall
Note: This item cannot ship to DC, MA, NY, HI.