Therm-ic Insole Heat 3D heated insoles with an anatomical 3D shape ensure perfect grip and stable support. High-quality heating elements help maintain an optimal temperature. The externally placed cable allows use in all types of footwear. Sold without batteries. Available here and here.

Size guide:

• XS, 35-36
• S, 37-38
• M, 39-41
• L, 42-43
• XL, 44-45
• XXL, 46-48

Features:

• Easy to cut to the right size and fit all shoes
• Ultra-thin heating elements for optimal foot temperature
• Good foot support and stable sole
• Works with Therm-ic C-PACK batteries (not included) Available here and here
  
• Microfiber lining ensures comfort and long service life
• Size: S (size guide on the manufacturer’s website
• Therm-ic products come with a 2-year warranty against material or manufacturing defects

Instructions for use:

• Remove the old insole from the shoe
• Cut the HEAT3D to the desired size at the marked points. Be careful not to cut the power cord or heating element under the foot.
• Place the HEAT 3D insole in the shoe
• Pull the power cord along the heel and calf
• Connect the power cord to the Therm-ic C-PACK batteries – ready!

Founded in 1998, Therm-ic has been known for years for its inventive and patented heated accessories. Based in Voiron in the French Alps, Therm-ic collaborates with several well-known brands such as Rossignol, Tecnica, and K2 ski boots, as well as Sievi work shoe brand.