OLAPLEX Hydration Heros SetIncludes:No.4 Bond Maintenance® Shampoo 250ml (Travel Size)Rich Hydration Mask 150ml (Full Size)Application:Step 1: Lather with N°.4 Shampoo to cleanse and nourish without stripping moisture. Rinse well.Step 2: Apply Rich Hydration Mask generously from mid-lengths to ends.Step 3: Leave on for 3-5 minutes while the mask seals the cuticle. Rinse for instant, long-lasting smoothness. Use weekly in place of conditioner.Benefits: this limited-edition set features a travel-size N°.4 Shampoo to gently cleanse and a full-size Rich Hydration Mask for deep, cuticle-sealing moisture that lasts up to 5 washes for stronger, smoother, party-ready hair. Repairs everyday damage, strengthens hair and prevents breakage even after 5 washesGentle Blend of Coconut Oil-Derived Surfactants: provides an easy, abundant lather that leaves the scalp and hair feeling hydrated.Biomimetic Cuticle Technology: wraps each strand to lock in intense hydration and prevent moisture loss through 5 washes.Avocado & Shea Conditioning Complex: a rich blend of oils that provide a 'halo of shine' and touchable softness.VeganMade in UKFor hygiene reasons, we are unable to exchange or refund this product, unless faulty.