New product
SunnyBay Disposable Heat Strip 5-pack box next to hands holding a blue plaid neck heat strip
Four steps to connect the neck heat strip: find the slit, feed the end through, pull through, barb locks in place
Disposable neck heat strip size: 18.5 inches long and 1.5 inches wide
Woman on a sofa wearing a blue plaid disposable heat strip around her neck for hands-free warmth
Woman wearing the neck heat strip, with a back view showing 360-degree warmth around the neck
Man relaxing with the neck heat strip worn under his shirt collar and sweater
Hands holding the heat strip box and sealed pouch; air-activated, warms in 5-10 minutes, about 6 hours of heat
Two ways to wear the neck heat strip: secured around the neck, or laid flat under a shirt
Woman wearing the neck heat strip in the morning, at midday and in the evening
Neck heat strip benefits: gentle heat therapy, discreet under clothing, non-toxic natural material
SunnyBay Disposable Heat Strip 5-pack box next to hands holding a blue plaid neck heat strip
Four steps to connect the neck heat strip: find the slit, feed the end through, pull through, barb locks in place
Disposable neck heat strip size: 18.5 inches long and 1.5 inches wide
Woman on a sofa wearing a blue plaid disposable heat strip around her neck for hands-free warmth
Woman wearing the neck heat strip, with a back view showing 360-degree warmth around the neck
Man relaxing with the neck heat strip worn under his shirt collar and sweater
Hands holding the heat strip box and sealed pouch; air-activated, warms in 5-10 minutes, about 6 hours of heat
Two ways to wear the neck heat strip: secured around the neck, or laid flat under a shirt
Woman wearing the neck heat strip in the morning, at midday and in the evening
Neck heat strip benefits: gentle heat therapy, discreet under clothing, non-toxic natural material

Our Awards

SunnyBay Disposable Neck Heat Strip, Air-Activated, 5-Pack

$25.00 $12.99
/
Shipping calculated at checkout.

Hands-free, air-activated warmth for your neck and shoulders. Open the pouch and enjoy about 6 hours of steady heat.

Air-activated, no batteries

About 6 hours of steady warmth

Hands-free 360° neck warmth

Discreet under any clothing

Light Weight

Wrap soothing, hands-free warmth around your neck with the SunnyBay Disposable Neck Heat Strip. Just open the pouch: the strip warms up on its own as it reacts with the air. No batteries, no plugs, no microwave.

  • Air-activated: open the pouch and it starts warming in 5-10 minutes.
  • Long-lasting warmth: about 6 hours of steady heat, averaging 42°C and reaching up to 45°C (113°F).
  • 360° warmth: covers the front and sides of your neck, not just the back.
  • Easy closure: feed one end through the slit, pull it through, and the barb locks it in place.
  • 2 ways to wear: secure it around your neck like a scarf, or lay it flat and tuck it under your shirt.
  • Discreet: wear it under a shirt, sweater, or jacket at work, outdoors, or on the go.
  • Gentle heat therapy: helps ease neck tension, soothe minor aches, and warm you up in cold weather.

Size: 18.5" long x 1.5" wide. Includes: 5 individually sealed heat strips.

Open the pouch when you are ready to use it. The strip warms up in 5-10 minutes as it reacts with the air.
To wear it around your neck, feed one end through the slit, pull it through, and let the barb lock it in place.
Or lay it flat around your neck and tuck the ends under your shirt.

Strip size: 18.5 x 1.5 inches
Pack size: 5 individually sealed strips
Heat: about 42°C average, up to 45°C / 113°F
Warmth: about 6 hours

AIR-ACTIVATED, NO BATTERIES
Just open the pouch. No plugs and no microwave. It reacts naturally with oxygen and warms up in 5-10 minutes.

UP TO 6 HOURS OF STEADY WARMTH
About 42°C on average and up to 45°C / 113°F, from morning through lunch.

360° WARMTH
Warms the front and sides of your neck, not just the back.

FEED. PULL. LOCK.
Feed one end through the slit, pull it through, and the barb locks it in place.

2 WAYS TO WEAR IT
Secure it around your neck like a scarf, or lay it flat and hide it under your shirt.

DISCREET & PRACTICAL
Designed to be worn under any clothing: shirt, sweater, or jacket.

GENTLE HEAT THERAPY
Helps ease neck tension, soothe minor aches, and promote relaxation.

Social Care Award for Best Therapeutic Neck & Head Pillow Provider - USA. Awarded by GHP Magazine, 2017.

Best Pain Relief Product Company 2024 - USA

Certified Minority Woman Owned Small Business

Products are Designed in the USA by BioMed DB Design

Our Awards

Warmth That Goes Where You Go

Hands-free heat for your neck and shoulders, at home, at work, or outdoors.

All-Day Comfort on the Go

Hands-free warmth helps relieve daily screen strain and cold chills.

360° Warmth

Wraps all the way around, so you feel the heat at the front and sides of your neck, not just the back.

Wear it under your shirt, sweater, or jacket and keep soothing warmth close all day.

Wear it under your shirt, sweater, or jacket and keep soothing warmth close all day.

2 Ways to Wear It

Secure it around your neck like a scarf, or lay it flat and tuck it under your shirt.

Warmth When Tension Hits Hardest

Put it on before you head out. It is still warm through lunch, and muscles stay relaxed as it cools.

Air-Activated. No Batteries.

Just open the pouch. It warms up in 5-10 minutes with no plugs and no microwave.

All-Day Comfort on the Go
360° Warmth
Wear it under your shirt, sweater, or jacket and keep soothing warmth close all day.
2 Ways to Wear It
Warmth When Tension Hits Hardest
Air-Activated. No Batteries.

Air-Activated

No Batteries

About 6 Hours of Warmth

Hands-Free

360° Neck Warmth

Discreet Under Clothing

Designed in USA

Loved by 1M+ People

Air-Activated

No Batteries

About 6 Hours of Warmth

Hands-Free

360° Neck Warmth

Discreet Under Clothing

Designed in USA

Loved by 1M+ People

Air-Activated

No Batteries

About 6 Hours of Warmth

Hands-Free

360° Neck Warmth

Discreet Under Clothing

Designed in USA

Loved by 1M+ People

Air-Activated

No Batteries

About 6 Hours of Warmth

Hands-Free

360° Neck Warmth

Discreet Under Clothing

Designed in USA

Loved by 1M+ People

Air-Activated

No Batteries

About 6 Hours of Warmth

Hands-Free

360° Neck Warmth

Discreet Under Clothing

Designed in USA

Loved by 1M+ People

How to Use Your Neck Heat Strip

1

Open the pouch

Open the sealed pouch when you are ready. The strip reacts with the air and warms up in 5-10 minutes.

2

Feed. Pull. Lock.

Feed one end through the slit, pull it through, and the barb locks it in place.

3

Wear it your way

Secure it around your neck like a scarf, or lay it flat and tuck it under your shirt.

Helping 1M+ People Find Relief Since 2002

This is perfect under my coat when I deliver packages in the winter.

Finally this is light for me. Other heat wraps are heavy.

I love it. It has no smell of any sort. I can walk out and no one can see it.

Comfort That Outperforms The Rest

SunnyBay
Others
Air-activated, no batteries or microwave ✓ ✕
About 6 hours of steady warmth ✓ ✕
360° warmth around the neck ✓ ✕
Hands-free, locks in place ✓ ✕
Discreet under any clothing ✓ ✕
2 ways to wear ✓ ✕
Non-toxic natural material ✓ ✕
Disposable and easy to carry ✓ ✕

100% Money-Back Guarantee

We stand behind our products. If you’re not happy for any reason, you can get a full refund within 30 days — no questions asked, no hassle. 


Your comfort matters. Just reach out to our support team and we’ll make it right.

Frequently Asked Questions

Open the plastic bag (there is a slit for easy opening) and remove the backing. Apply to the clothing, not the skin.

Open the plastic bag via the slit on the side of the bag, insert the patch into the pocket. Make sure the writing "skin side" is facing the skin. It allows the air to reach the patches to make heat.

We ship most orders the same day from Seattle. Delivery usually takes 2–5 business days, depending on your location.

The wrap stays warm for approximately 20-30 minutes.

Microwave for 1-2 minutes depending on your microwave wattage and your product weight.

You may use it either hot or cold. The seeds won't get as cold as the chemical ice packs.

Many heat wraps have anti-pill fleece and high-end T-shirt cotton fabrics. Some small heat packs have cotton and fleece fabrics. The fillings are wheat, flax seeds, with or without lavender. Some packs are filled with odorless hydrabeads. We use only high-quality materials.

Yes. Our products are safe to travel with and can pass through standard airline security checks.

No, we only use non-toxic materials.

You may return the products in their original condition within 30 days.

Please email support@sunny-bay.com if you have any questions.