Yes. Iles Formula will never weigh your hair down. In fact, by using our 3 award winning formulas, the Shampoo + Conditioner + Finishing Serum, fine hair will gain body and appear thicker and fuller. The results are immediate and right after the first treatment your hair will not only look great but also feel great. The Iles Formula Hair Mask has also been formulated not to weigh the hair down. It's performance is to nurture and strengthen hair and scalp without leaving any residue behind so it's perfect for even the finest of hair.