This is our Rechargeable Electric Battery Heated Insoles Foot Warmer Shoe Feet Warm Socks. Safe and environmentally protective materials, the latest high-efficiency carbon fiber heater; high density, need to be used with power banks.

Features:

• The temperature time varies with different environments. The temperature will be as high as 50°, which will warm your feet without sweating in winter.
• The heated insole is made of soft elastic EVA foam, which has good softness and elasticity. When the insole fits your shoes, your feet will not feel tight.
• Cut to a suitable sizeyou can adjust it according to your shoe size and trim the sole to meet your needs, ranging from 35-40 and 41-45.
• Keep your feet warm. The insole heated by the power bank can solve your foot discomfort in cold weather. Keep you alive in certain winter activities (such as hunting, skiing, motorcycles, climbing or walking, etc.), simple and easy-to-use operations.

Specifications:

• Name: Heating Insole
• Material: composite fiber/carbon fiber
• Adjustable temperature: 45°C-50°C (depending on the environment)
• Size: 35-45  (can be cut)
• Input voltage: 4.5V 2A
• Brand: donwell
• Weight: 0.19 lbs

Package includes:

• 1 x Rechargeable Electric Battery Heated Insoles Foot Warmer Shoe Feet Warm Socks