Transform your hair with Biolage Full Density Densifying Spray Treatment. Formulated with biotin, zinc PCA, and Gluco-Omega Blend, this spray treatment works on the surface of your hair to increase the diameter of existing strands, giving you fuller-looking, thicker-feeling hair. Enhance your hair's density and volume with this innovative treatment for a noticeably richer, more robust look.

Benefits:
- Thicker-looking and feeling hair, with body and volume
- Leaves hair feeling 84% thicker without feeling weighed down*
- Hair looks shinier, smoother and softer
- Removes excess oil