Your eyes get taped shut for the treatment, which enforces some much-needed chill time.

After an hour-and-a-half of blissful shut-eye, wake up with deep black, wide open lashes, and they’re like that every time you wake up for the next six weeks.

Brilliant for the beach or backpacking.

Cost: £60

Address: 16 James Street, W1U 1EG


Tube: Bond Street