THERMASMART - Smartphone Controlled Thermal Underwear Set

Availability : In Stock Pre order Out of stock

Type: Suit For Mens

Suit For Mens
Suit For Womans

Size: S


Color: Black


  • Powered by any 5V / 2A USB portable charger, the USB plug is compatible with most portable chargers on the market.
  • Thermasmart Underwears can start heating in 30 seconds, long duration, and long heating time.
  • 3-level adjustable temperature with indicator light to adjust the required temperature.
  • Safety insulation design, built-in thermal protection module, 5V safety voltage, once overheated, it will stop running until the heat returns to the standard temperature.
  • Support manual/machine washing. The safety protection function ensures that the machine is not damaged during washing.
  • Heating underwear helps to improve blood circulation, enhance metabolism, which is very suitable for people who are afraid of cold, Raynaud's disease, arthritis, poor blood circulation, and stiff joints.
  • The best solution for various outdoor activities, such as skiing, fishing, jogging, Hunting, biking, hiking motorcycles, protecting climbing dogs, Running, snow removal, etc.

Color: Black, purple
Gender: Men, Women
Material: 91.1% AlpacaWool + 8.9% Spandex, Carbon fiber wire
Heating temperature: Red LED 50℃, White 45℃, Bule LED 35℃
Power supply: USB power bank (Not included, 10000mah power bank can be heated for about 5-7 hours)
Size: S, M, L, XL, 2XL
Season: Autumn, winter

Package includes:
1 x Heated Thermal Underwear Tops
1 x Heated Thermal Underwear Pants

(Note: Not included power bank)

How to use :
Charging - Fully charge the power bank, before use.
Plug the power bank to a plug located in the pocket.
On-Press and hold the on / off button for three seconds. The initial temperature is 50 degrees (red LED), the intermediate temperature is 45 degrees (white LED), and the lowest is 35 degrees (blue LED).

Cleaning and maintenance :
Machine washable. When washing, remove the power bank.
In the case of machine washing, please wash your clothes in a laundry bag.
To ensure the longevity of clothes, try to avoid strong washing and normal drying.


Men Size Chart:
Height: 155-160cm, Weight: 40-50kg, Recommend Size: S
Height: 160-165cm, Weight: 50-60kg, Recommend Size: M
Height: 165-170cm, Weight: 60-70kg, Recommend Size: L
Height: 170-180cm, Weight: 70-80kg, Recommend Size: XL
Height: 180-185cm, Weight: 80-90kg, Recommend Size: 2XL

Women Size Chart :
Height: 150-150cm, Weight: 45-50kg, Recommend Size: S
Height: 155-160cm, Weight: 50-57.5kg, Recommend Size: M
Height: 160-165cm, Weight: 57.5-62.5kg, Recommend Size: L
Height: 165-170cm, Weight: 62.5-67.5kg, Recommend Size: XL
Height: 170-175cm, Weight: 67.5-72.5kg, Recommend Size: 2XL


All orders are shipped within 1 - 5 working days after you place your order using Usps, Dhl, Royal Mail, or ePacket depending on your country or region. The average delivery time frame is between 5 to 25 business days. Please note that holiday seasons, the third outbreak of the epidemic, and insufficient terminal transport capacity might impact delivery times.

Rest assured that we are doing our best to deliver your products within the specified time. All orders are shipped with a trackable and insured shipping carrier so you can track them every step of the way!