The Latest Olaplex Innovation Is On Its Way To A Salon Near You. The New Olaplex Professional 4-In-1 Moisture Mask Is Here! This Highly Concentrated Reparative Mask, Powered By Olaplex'S Patented Technology, Adds Intense Moisture While Providing Shine And Body To Damaged Hair. The 4-In-1 Moisture Mask Works Quickly And Effectively To Address Even The Most Severe Cases Of Dryness.