There is nothing quite so cosy as a pair of winter tights when it comes to the cold weather. They are so versatile, as winter tights can be worn under trousers for maximum snuggliness or you can wear them with a lovely winter dress or skirt, knee-length boots, and you will then have that classic look and warm legs too. Winter tights are normally made from either wool , cotton or Nylon mixes. Any of these can come in different density and will keep you warm for sure. Obviously, the more natural fibres you try to wear the warmer your legs will be, as the wool and cotton tights will allow your skin to breath. Having said that, there are some real heavyweights these days in the opaque tights section that are made from Nylon mixes, but because they go up to 300 denier, they are almost like a trouser. Tights differ from trousers because their close-knit fabric traps air between them and your legs; therefore, the warm body air that you give off is then kept clo...