Organic Hair Thickening Fibers make fine or thinning hair thicker and fuller in seconds. Designed for both men and women, Look Thick's Organic Hair Thickening Fibers are undetectable as they resemble real hair that intertwines and binds with your existing hair, creating volume and coverage.You can be confident when using our Hair Thickening Fibers that you are using the most advanced and safest hair thickening product available in the market.