They are over 7x warmer than regular cotton socks and 3x warmer than ordinary thermal socks. They are better than heated, electric or battery operated socks because you can just put them on without fussing with batteries, wires etc. Heat HoldersÂ® means No more cold feet!
These protein types serve as essential components to your body's construction. Keratin and collagen are the most common structural proteins. These are strong, fibrous proteins. Keratin forms the structure of your skin, nails, hair and teeth. While, collagen serves as a connective structure for your tendons, bones, muscles, cartilage and skin in particular.
There are a number of different types of proteins found within the body, according to the National Institute of Health. 1  These include: 2  Antibodies such as Immunoglobulin G. 3  Enzymes such as Phenylalanine hydroxylase. 4  Messengers such as growth hormones. 5  Structural components such as Actin. 6  Transport and storage such as Ferritin.