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ThermaCELL Heated Insoles ProFLEX (Medium)

  • mfr: HW20-M
  • SKU: HW20-M
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Available options:

  • Free standard shipping

    *Orders placed before 3 PM EST Mon - Thur will ship the same day. Orders placed beyond these hours will be shipped the next business day. Exclusions apply. See shipping policy

  • Free Local Pickup

    Please call for store stock availability.

    Requests made before 2:30 PM EST can be available for next-day pickup. Learn more

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Product highlights

  • Keeps Feet Warm and Comfortable 
  • Wireless
  • Remote Controlled
  • 3 heat settings: medium heat (100˚ F), high heat (111˚ F), and no heat
  • Rechargeable, Removable Batteries (2 included)

ThermaCELL Heated Insoles ProFLEX (Medium)

These ThermaCELL Heated Insoles ProFLEX are the extended solution to cold feet. These wireless, battery-powered insoles easily slip into your own boots or shoes. The included fingertip remote control lets you choose the heat setting. Plus, with extra rechargeable/removable batteries (sold separately), your feet stay warm all day. Enjoy your favorite outdoor activities without worrying about cold feet. These battery powered electric heated insoles are perfect for hunters, hikers, skiers and other outdoor enthusiasts. The ThermaCELL heated rechargeable foot warming insoles are operated by a wireless remote control while the insoles remain inside your shoes or bootsRemote lets you choose no heat, medium heat (100 degrees Fahrenheit) or high heat (111 degrees Fahrenheit)Uses high-tech wireless thermal technology with lithium-ion polymer removable batteries. Battery cover is made of comfortable, resilient Poron, an antimicrobial and shock-absorbing cushion. Extra batteries are available separately for all-day warmth. The insoles are water-resistant to protect electronic components from moisture. Size M fits Men's shoe sizes 5.5 to 7 & Women's shoe sizes 6.5 to 8. 

Key Features: 

  • Keeps Feet Warm and Comfortable 
  • Wireless
  • Remote Controlled
  • 3 heat settings: medium heat (100˚ F), high heat (111˚ F), and no heat
  • Rechargeable, Removable Batteries (2 included)






  • Left and right heated insoles
  • Removable, rechargeable li-ion polymer batteries
  • Two (2) Wireless remote control with included button-cell battery
  • Wall/USB charger
  • USB cable for recharging the insole batteries


Size S fits Men's shoe sizes 3.5 to 5 & Women's shoe sizes 4.5 to 6
Size M fits Men's shoe sizes 5.5 to 7 & Women's shoe sizes 6.5 to 8
Size L fits Men's shoe sizes 7.5 to 9 & Women's shoe sizes 8.5 to 10
Size XL fits Men's shoe sizes 9.5 to 11 & Women's shoe sizes 10.5 to 12
Size XXL fits Men's shoe sizes 11.5 to 13 & Women's shoe sizes 12.5 to 14
(Flexible polyurethane insole material can be trimmed to fit into almost any size and shape of footwear)




Configuration Core
Color Black


Customer Questions
No Questions


Returns are incredibly simple. Please log into your account, find your item you wish to return and follow the prompts to make a return. If you do not have an account, click here to find your order and make a return.
You will receive a full refund when you return an item in its original manufacturer’s packaging, undamaged and unmarked. If the item you are returning is priced at less than $35, you will be charged a 15% restocking fee. Please note you will not be refunded any shipping charges. 
You have 30 days to make a return. During the holiday season, from November 1 to December 31, we extend the return window to 60 days. 
If your order has been noticeably damaged in transit, we strongly recommend that you refuse delivery and notify us immediately. Claims for missing items or items damaged in transit must be made within 48 hours of delivery. If there is carrier damage, please contact [email protected] with your order number and a description of the damage. 
Oh no! Please contact our customer service team so we can resolve the issue immediately. You can call us on 1.800.221.0828, email us at [email protected], or send us a message here.  
We do not currently offer exchanges. Please return the item you purchased within 30 days and order what you’d like instead. 
If you ordered a kit, you must return all components and accessories to receive a full refund. 
If you ordered a product that included a free item, you must include the free item with your return. If not, your return will not be accepted and you will not receive a full refund. 
We currently only offer camera repairs at our Brooklyn store. The item must be dropped off and collected in person as we do not accept shipped items for repair. For more information, please call our Brooklyn store on 1.718.431.7900. 
Most items can be returned within 30 days for a full refund. Click here to read our full return policy. 

Shipping and Returns

Same Day Shipping

All orders placed by 4PM( EST), Monday through Thursday, and by 11AM (EST) on Friday, are shipped same day. Orders placed outside these times will ship the next business day. We do not ship internationally or to Puerto Rico, Guam and other US territories at this time. For more details click here.

Free Two-Day Shipping

We offer free expedited shipping on thousands of items within the continental USA (this does not include Alaska and Hawaii).

Flexible, Easy Returns

If you're not happy with your purchase for any reason, our flexible 30-day free return policy makes it easy to get a full refund. Click here to view our return policy.

Ratings and reviews


ThermaCELL Heated Insoles ProFLEX (Medium) SKU: HW20-M

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