Your hair feels dry, so you reach for the richest mask you can find. But what if more moisture isn’t the whole story? When you want silky lengths without losing your bounce, choosing a hair mask gets a little more interesting.

Enter the Olaplex masks: lightweight nourishment, rich hydration and a professional deep-conditioning treatment. Three different approaches, but which one belongs in your haircare routine? Here’s how to find your match.

Olaplex Weightless Nourishing Mask: for fine to medium hair

Want softer, shinier hair without sacrificing body? The Olaplex Weightless Nourishing Mask 250ml is designed for fine to medium hair that needs lightweight hydration.

It helps reduce breakage and adds shine and volume without weighing hair down. Its Biomimetic Cuticle Technology helps seal the cuticle, making it a useful weekly option when your lengths need nourishment but richer conditioning can feel too heavy.

Choose this mask if your priority is a balance of softness, hydration and a light, full-looking finish.

Olaplex Rich Hydration Mask: for dry, medium to coarse hair

If your hair feels thirsty, rough or difficult to manage, the Olaplex Rich Hydration Mask 250ml offers more intensive conditioning. It is designed for dry hair and medium to coarse textures.

Its avocado and shea conditioning complex provides slip and softness, while Biomimetic Cuticle Technology helps seal the cuticle to reduce moisture loss. The formula also helps strengthen strands, reduce breakage and control humidity-related frizz.

Choose this mask if your main goal is deeply hydrated, smoother-feeling lengths with added shine and manageability.

How to use the Weightless Nourishing and Rich Hydration masks

Both masks fit into a simple weekly wash-day routine, replacing your usual conditioner for that wash.

1. Shampoo your hair and rinse thoroughly.
2. Apply your chosen mask generously to wet hair, focusing on the mid-lengths and ends.
3. Leave it on for 3–5 minutes.
4. Rinse well, then style as usual.

Follow the instructions on your product’s packaging, and avoid contact with your eyes. There’s no need to turn mask day into a complicated ritual: choose the formula that suits your texture and give it a regular place in your routine.

Where does the Olaplex 4-in-1 Moisture Mask fit in?

The Olaplex 4-in-1 Moisture Mask 370ml is a concentrated professional deep-conditioning treatment developed to address dryness while adding moisture, shine, smoothness and body.

Its formula combines Olaplex technology with ceramides, oils and amino acids. It is positioned as an in-salon moisture service, with or without a chemical treatment, making it a different proposition from the straightforward weekly routine above.

If you’re considering the 4-in-1 mask, ask your stylist how it fits your hair’s condition and follow the product-specific directions. The application guidance for the other two masks should not be treated as instructions for this professional formula.

Which Olaplex mask should you choose?

For fine to medium hair that needs nourishment without a heavy finish, start with Weightless Nourishing Mask. For dry, medium to coarse hair that needs richer conditioning and frizz control, choose Rich Hydration Mask. For a professional deep-conditioning service, discuss the 4-in-1 Moisture Mask with your stylist.

The best choice isn’t automatically the richest formula. It’s the one that gives your hair the conditioning it needs while keeping the finish you love.

Explore the Olaplex masks at Bohairmia through the links above and give your next wash day a little more care.