Helps accentuate lashes with intense length. Provides unique lash by lash separation. The flat side of the patented flexible Precision Brush lengthens lashes up to 60%. The comb side precisely separates lashes for a clump-free result. Removes easily with soap & water. Fragrance-free, ophthalmologist-tested & allergy-tested. Suitable for sensitive eyes & contact lens wearers.