Underwear fabric - spandex

Spandex (Polyurethane) scalability is stronger, more resilient than rubber, is generally not used alone, the highest elasticity. Spandex includes: elastomers, lycra (raca), latches, and spandex

Advantages: large extension, good shape, and no wrinkle; Feel soft and smooth, the best elasticity, wear comfortable, considerate fit; Acid and alkali resistance, wear resistance, aging resistance; It has good dyeing property and is not suitable for fading. Often used as a chest girdle buckle, in case the body twists, there will be too tight discomfort.

Disadvantages: poor moisture absorption; Spandex is not usually used alone, but is blended with other fabrics.