Cotton door curtains feature an enhanced density treatment internally, with a special grid fiber added to further densify the民用 cotton felt. Both sides are made of leather or canvas, offering high tensile strength. These curtains are relatively heavy, excellent for insulation, and can block the loss of cold or warm air. They can be used singly or in layers, providing main features like insulation, soundproofing, and windproofing. The cotton door curtains can have viewing windows, making them aesthetically pleasing and a great choice for winter insulation. Sizes can be customized to meet your needs!