This dual-purpose formula contains sea minerals that condition lashes so they can grow to their fullest potential, while thousands of cellulose fibers coat the lashes for a look that\'s glamorous, rich and full. The Jane Iredale Longest Lash Thickening and Lengthening Mascara extra large, tapered brush makes application easy and separates lashes effortlessly. - Packaged in a squeezable tube with the highest quality brush. - Contains 75% more product than normal mascaras. - Conditions lashes so they don\'t clump, flake or break. Jane Iredale is a PETA certified cruelty-free brand; they do not test any of their products on animals.