Make this Halloween extra gory with this Half Gallon of Fake Blood! Whether you're adding it to a zombie or killer costume or adding a blood trail through your haunted house, this fake blood that looks and flows like real blood will impress everyone. Size: .5 Gallon. Material: Water (aqua), imidazolidinyl urea, triethanolamine, hydroxyethylcellulose, propylene glycol, methylparaben,40 (CI 16035), Blue 1 (CI 42090) Made in USA Note: Do not use on broken, blemished or sensitive skin. See packaging for more information. See precautions on bottle for safe use. Do not swallow. May stain fabrics or surfaces.