Erno Laszlo Hydra-Therapy Memory Gel Sleep Mask 40ml is a weightless overnight mask designed to deliver deep hydration while you sleep. Inspired by NASA's memory-foam technology, the gel texture melts onto skin and releases moisture continuously through the night — supported by 24-hour smart hydrators, prickly pear, vitamin E, glycerin and mugwort extract. Wake to plumped, refreshed, glowing skin.
About Erno Laszlo
Erno Laszlo is one of the original luxury skincare houses, founded by Hungarian dermatologist Dr Erno Laszlo in Budapest in 1927 and made famous through his New York Institute, which counted Marilyn Monroe, Audrey Hepburn and Jackie Kennedy among its clients. The Hydra-Therapy line is the brand's hydration-led franchise, with the Memory Gel Sleep Mask as its flagship overnight treatment.
Key ingredients
- 24-Hour Smart Hydrators: The brand's complex designed to recover the skin's optimal moisture levels overnight.
- Prickly pear extract: Antioxidant- and moisture-rich botanical for restorative benefits.
- Vitamin E (Tocopherol): Helps boost the skin's moisture barrier while soothing and locking in moisture.
- Glycerin: A skin-identical humectant that holds water in the upper layers of skin.
- Mugwort extract: Helps smooth skin texture for a softer feel.
Key benefits
- Deep overnight hydration: Continuous moisture release through the night.
- Plumping effect: Helps restore bounce and youthful elasticity.
- Strengthens skin barrier: Supports skin's natural protective layer.
- NASA-inspired memory gel: Weightless texture that quickly melts into skin.
- Clean formulation: Phthalate-, paraben- and mineral-oil-free.
Who it's for
Suited to anyone with dehydrated, tired or fatigued skin who wants a high-impact overnight treatment. Particularly useful in winter, after long-haul travel, or as a recovery step for skin that looks dull or feels tight. Ideal for use 1–2 times per week as part of an anti-ageing or hydration-led routine.
How to use
- Cleanse and tone the face and neck.
- Apply your usual serum and allow to absorb.
- Smooth a generous layer of the mask across the face and neck.
- Leave on overnight; rinse off in the morning if desired or massage any remaining product into the skin.
- Use 1–2 times per week for best results.
Specifications
- Size: 40ml
- Format: Overnight memory gel sleep mask
- Targets: Hydration, plumpness, barrier support
- Brand: Erno Laszlo (Hydra-Therapy)



