Support and Comfort Configured by You

Person sleeping on their back on an adjustable pillow

Select and stack support layers and memory foam layers to create the exact height and feel you need.

  • Adjust in 1 cm increments

  • Choice of comfort layers

  • 60 night trial with free returns

  • Made in the UK

  • £39.90 with free postage

Adjustable Underpillow for side sleepers
£39.90

Customise pillow height to suit your shoulder width and ideal sleep position.

  • Adjust in 1 cm increments

  • Choice of comfort layers

  • 60 night trial + free returns

  • Made in the UK

Recommended:

I am convinced the Mylevel Underpillow is allowing me a more comfortable night and I am waking up more rested.” J Cooper, Cumbria

The Underpillow has given me a new lease on life. Better sleep means a better day. It has made such a difference.” Rob, East Sussex

Your pillows should fit you - not the other way around

Man sleeping on their back in an uncomfortable position as their pillows are too high

One pillow may be too low, two pillows may be too high. So how do you get exactly the right height?

Fix poor pillow height for good

An adjustable underpillow lets you fine-tune your pillow height in 1 cm increments — to get consistent, comfortable support for any body shape.

Back sleepers resting comfortably on adjustable height pillows

Inside the Mylevel Underpillow:

Exploded view of the inside of a Mylevel adjustable pillow showing the memory foam comfort layers and blue support layers
  • Height Range: 2–10 cm range (in 1 cm increments) to personalise pillow height.

  • Layer Composition: Use your choice of 2 cm and 3 cm layers of supportive Reflex foam and pressure-relieving memory foam for custom comfort.

  • Easy Configuration: A full-length zip ensures simple setup.

  • Stretch Cover: Soft, machine washable cover with stretch side panels to accommodate different layer configurations.

  • Ease of use: Standard UK size (70 cm x 40 cm) so it fits most pillow cases

Easy to set up:

Adjustable pillow with an unzipper cover revealing the  different foam layers

Start with the most popular set up: one white comfort layer on one blue support layer. Then test for comfort.

Close up of someone adding a foam layer into an adjustable pillow

Add or remove layers to get optimal support - especially in a back sleeping position

Closeup of someone adding a white memory foam layer into an adjustable pillow

Fine-tune the feel. If you prefer a softer feel, swap in memory foam layers.

Person resting on their back on a pillow

Set up complete! Keep spare foam layers so you can fine-tune height and comfort in the future.

FAQS

The Science

Woman sleeping on her back with her head resting on an adjustable pillow set to an appropriate height

Because back sleepers come in all shapes and sizes, a one-size-fits-all pillow simply doesn't work. Studies show that ideal pillow height may mirror your natural standing posture. Maintaining this neutral alignment relaxes neck muscles and reduces strain throughout the night.

Beyond posture, many individuals require a slight elevation for personal comfort or other reasons. The adjustable Underpillow lets you find the exact, personalised height that works best for your body.

Adjustable Underpillow for side sleepers
£39.90

Customise pillow height to suit your shoulder width and ideal sleep position.

  • Adjust in 1 cm increments

  • Choice of comfort layers

  • 60 night trial + free returns

  • Made in the UK