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comrelax HY-8639 Full-Body Stretching Massage Mat with Heat1 / 7
Product guide

comrelax HY-8639 Full-Body Stretching Massage Mat with Heat

The comrelax HY-8639 is a full-body massage mat that uses stretching and traction motions rather than shiatsu, vibration, or rolling. It offers four programs, three intensity settings, optional back heat, and an adjustable neck section for the stated height range.

At a glance

  • Uses full-body stretching and traction with upward/downward traction, curved stretches, and left/right twisting, rather than shiatsu, vibration, or roller massage.
  • Choose from Auto, Stretch, Twist, and Flow programs, three intensity settings, and optional neck, back, or hip massage areas.
  • Optional back heat has three listed temperature levels.
  • Foldable design and a carrying handle support storage and moving the mat between suitable surfaces.
Price
$149.99Save 19%

Reference price: $185.99

Price checked: Nov 14, 2026

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Often bought together

Pros and cons

Pros

  • Offers multiple programs and intensity settings, with separate selection of neck, back, or hip areas.
  • Back heat is optional and has three selectable levels.
  • Foldable construction and a handle make it easier to store and carry than a fixed massage seat.

Cons

  • Not suitable for chairs or recliners according to the listing, limiting where it can be used.
  • Its stretching-and-traction action is not shiatsu, vibration, or rolling, so buyers seeking those massage styles should look elsewhere.

Technical specifications

11 specifications
Identity
BrandXiamen High Top Electronic Technology Co., Ltd.
ModelHY-8639
Massage and heat
Programs4 programs modes(Auto/Stretch/Twist/Flow)
Intensity settings3 intensities (Low/Mid/High)
Massage areas3 optional massage parts(Neck/Back/Hip)
Back heat levels3 levels (115℉/130℉/149℉)
Fit and use
Stated user height range5'1-6'2(155-190cm)
Recommended surfacesbed, sofa, and floor
Weight in feature listing10 lbs
Foldability and carryingvelcros make it foldable, and the handle makes it portable after it is folded
Dimensions and installation
Dimensions listed10 x 6 x 5 inches; 10.8 pounds

What to know before buying

  • The listing gives the mat dimensions as 10 x 6 x 5 inches and its weight as 10.8 pounds, but separately calls it 10 lbs. The dimensions appear unusual for a full-body mat, so confirm the intended measurements and weight before purchasing. Use on a bed, sofa, or floor, not a chair or recliner, and note the stated fit range of 5'1-6'2(155-190cm).

Who is it for?

A good fit for

  • People looking for a mat-style session focused on stretching, twisting, and traction rather than kneading or vibration.
  • Buyers who want selectable programs, intensity levels, targeted massage areas, and optional back heat.
  • Users with a suitable bed, sofa, or floor space who fall within the listed height range.

Less suited to

  • Anyone who specifically wants shiatsu, vibration, or roller massage.
  • People who need a massager designed for a chair or recliner.
  • Users outside the stated 5'1-6'2(155-190cm) range.
comrelax HY-8639 Full-Body Stretching Massage Mat with Heat · photo 2
Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 589 ratings
  • 5 stars70%70%
  • 4 stars10%10%
  • 3 stars6%6%
  • 2 stars6%6%
  • 1 star8%8%

Customer feedback describes gentle stretching and twisting, relaxation, help with soreness, and favorable impressions of heat, portability, customizable settings, and ease of setup. Those comments align with the listed stretching programs, optional back heat, and foldable design, but are customer-reported experiences rather than confirmed treatment results. The overall ratings lean positive, while a notable share are low, so experiences are not uniformly favorable.

Positive themes

  • Customers report appreciating the gentle stretching and twisting motion.
  • Feedback highlights relaxation, heat, portability, customizable settings, and ease of use.

Frequently asked questions

Does the HY-8639 use shiatsu or vibration?

No. The listing describes stretching and traction movements and explicitly distinguishes them from shiatsu, vibration, and roller massage.

Where can this massage mat be used?

The listing recommends a bed, sofa, or floor and says not to use it on chairs or recliners.

What height range is listed?

The stated fit range is 5'1-6'2(155-190cm), with an adjustable neck section.

Can the heat function be adjusted?

Back heat is optional and the listing specifies three levels: 115℉, 130℉, and 149℉.

comrelax HY-8639 Full-Body Stretching Massage Mat with Heat · photo 3
Additional product photo 3

Alternative options

Product details in Markdown