10% Ballistic Gelatin By the Lbs., Replaces 10% Gelatin Solution, Synthetic Gelatin, Clear Ballistics One Pound of Ground synthetic gelatin 100% Crystal Clear, Odorless, Reusable, Durable Multiple Shots per Block, Temperature Insensitive, No Mixing Replaces 10% Gelatin solution Simulates human tissue, follow FBI protocol for ballistic gelatin 100%