Polar fleece (microfleece or simply "fleece") is made from polyethylene terephthalate (PET) an alternative to wool, first was made in 1979 by Malden Mills (now by Polartec LLC),can be made from recycl

Polar fleece (microfleece or simple fleece), is made from polyethylene terephthalate (synthetic wool).If you want to increase the longevity to your polar fleece you have to know how to wash, dry and c