Alterna The Science Of Ten Perfect Blend Masque 5.l oz NEW- NEVER USED What it is: Alterna brings you The Science of TEN, a perfect fusion of ten key elements from around the globe to transform any hair from ordinary to extraordinary. What it does: This concentrated treatment penetrates quickly to renew and repair all hair types for unprecedented results. Possesses a remarkable hydrating property that can absorb nearly a thousand times its weight in water. Contains a higher concentration of The Science of TEN. Provides instant moisture to dehydrated hair. For use on all hair.