Clear Ballistics 20% Ballistic Gelatin Air Rifle Block (9x4x4), Replaces 20% Gelatin Solution, Synthetic Gelatin 100% Clear, Odorless, Reusable, Durable, & Non-Toxic Mimics human tissue 100% & Multiple shots per block Replaces 20% 240A ordnance Gelatin solution Volume: 144 Cubic Inches / 2.5 US quarts, 16 square inche shooting face Size: 9 inches in length, 4 inches in width, and 4 inches in height (9L X 4W x 4H)