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Ergo

Ergo BTFLY Memory Foam Cervical Pillow

  • Shape: Rectangular
  • Item Firmness Description: Soft
  • Fill Material: Memory Foam
  • Target Use Body Part: Neck

Last refreshed Sep 9, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A dual-loft cervical pillow that fits side and back sleepers off the same shape, worth the short wait for the foam to expand and air out.

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ASIN: B0FJY42S4CCategory: Neck & Cervical Pillows

Colors Available

GrayWhite

Sizes Available

Large

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Overview

A contoured memory foam pillow with two loft heights built into one shape, aimed at side and back sleepers dealing with neck pain, sleep apnea related snoring, or shoulder pressure at night.

The pillow arrives vacuum sealed for shipping, so it needs 24 to 48 hours to decompress and reach its full loft, and a faint memory foam odor in the first days is normal and fades with airing. The dual-height design lets one pillow serve two sleep positions instead of forcing a single loft on every sleeper.

  • Contoured memory foam shaped for neck and shoulder support
  • Removable ice silk cover with hidden zipper
  • Gray, Standard size
  • Compressed for shipping, ships vacuum sealed

Who it's for

Suits side sleepers who need a taller loft to fill the shoulder gap, and back or stomach sleepers who want the lower side of the same pillow. Anyone expecting a soft, pillowy feel out of the box should look elsewhere, since memory foam of this density holds its shape rather than flattening.

Pros and cons

Pros
  • Two loft heights in one pillow
  • Cover removes for machine washing
  • Cooling cover vents heat and moisture
Cons
  • Needs 24-48 hours to fully expand
  • Foam may carry a brief initial odor

Performance notes

The support comes from high-resiliency memory foam that resists sagging under sustained neck weight, with the two loft heights built into opposite sides of the same contour rather than added inserts. The ice silk cover's nine-hole structure is meant to move heat and moisture away from the head so the foam underneath doesn't trap warmth overnight.

Specifications

BrandErgo
Dimensions & fit
Item Weight2.9 pounds
Item Dimensions L x W25.6 × 15.8 inches
Item Dimensions L x W x H25.6 × 15.8 × 4.7 inches
SizeStandard
Capacity & performance
Age Range DescriptionAdult
Construction & materials
Fill MaterialMemory Foam
Material TypeMemory Foam
ColorGray
Fabric TypeCooling Cotton Polyster
Material FeaturesBreathable
Included components
Number of Pieces1
Unit Count1
Other details
ShapeRectangular
Item Firmness DescriptionSoft
Target Use Body PartNeck
Recommended Uses For ProductSleeping
Special FeaturesNeck Pain
PatternSolid
Product Care InstructionsMachine Wash

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Frequently asked questions

Does the Ergo cervical pillow need time to expand after unboxing?

Yes. It ships compressed and the listing recommends 24 to 48 hours before it reaches full loft, with more time needed in cold weather.

Can side sleepers and back sleepers use the same Ergo pillow?

The pillow has two loft heights built into its shape, a lower profile for back and stomach sleeping and a higher one for side sleeping.

Is the Ergo pillow cover washable?

The outer ice silk cover unzips and is machine washable; the foam insert itself should not be washed.