Thermo-Dry Lining for NBS5 is a specially designed lining that improves the functionality and comfort of your NBS5 rubber boots. This high quality lining is designed to keep your feet warm and dry in the toughest conditions. With a reflector on the visible part, safety is increased in dark and poorly lit environments, making this liner perfect for both work and leisure. Whether you're working outdoors in the rain and cold or need extra warmth on cold days, the Thermo-Dry Lining for NBS5 provides the extra insulation and comfort you need to keep your feet dry and comfortable. Improve the performance and safety of your rubber boots with this versatile and reliable lining.