. They feel light, cool and comfortable against the skin, unlike cotton, which gets heavy and damp when you sweat. They're usually made from nylon (or brand names like Coolmax, Dri-FIT or Climalite), and the good ones work so well that they're virtually
from synthetic fibres like CoolMax or Dri-FIT, which are high-tech materials that wick moisture away from your breasts and reduce friction or chafing.Try before you buy No matter what style of sports bra you choose, make sure it’s comfortable the first
to your body, and cottons coarse, rough fibres may chafe your skin. Breathable, synthetic fabrics, such as CoolMax, wick perspiration away from your skin and out to the next layer of clothing or to the outer surface, where that moisture can evaporate