Sportswear or activewear is clothing, including footwear for sport or physical exercise.Sport-specific clothing is worn for most sports and physical exercise, for practical, comfort or safety reasons. Sportswear is also at times worn as casual fashion clothing.
Sports fabrics are technical materials which help to keep the wearer comfortable during exercise. The type of fabric required will depend upon the intensity of the exercise and the activity.
Performance clothing for outdoor sports in the winter or snow sports ought to use breathable fabrics with very good insulating properties.