n 75% polyester, 15% elastane, 10% nylon
n Heated socks for winter outdoor work or sports.
n [The heating element covers the entire toe area] This battery sock is
upgraded to use far-infrared heating elements, which can stimulate your blood
circulation. It is very suitable for arthritic feet, chronic cold and stiff
joints. Give you a warm winter.
n [7.4V 2200mAH rechargeable lithium ion battery and 3-speed temperature
controller] This electric sock includes a pair of 7.4V 2200mAH rechargeable
lithium polymer battery. It can be heated up to 2.5-6 hours, and it will be
fully charged for about 3-4 hours.
n [Size selection] This heating sock has a variety of sizes to choose
from. S, M, L, XL. The size table is as follows: S size is suitable for
1.54-1.82 m; M size is suitable for size: 1.84-2.64 m; L size is suitable for
size: 2.74 to 3.74 m; XL size is suitable for size: 3.64-4.34 m. Please see the
size chart in the picture.
n [Improve blood circulation] This is the perfect solution for cold winter
nights and days, arthritis feet and long-term cold feet and stiff joints. This
rechargeable socks will ensure your feet are warm and comfortable.