SUPERB MATERIALS: 90% Polyamide, 10% Spandex. Durable and not easily deformed, comfortable and breathable for sleep or everyday wear. Full Coverage: Inner shaped yarn and underwire offer supportive. Easy on and off secure front closure for easy wear and a great fit. Product Features: Padded underwire with an extra layer of cushion to prevent wire poke, holding your breast in place, racerback back prevents straps from slipping. Intended Use: Soft fabric offers flexibility and softness, it is suitable for your everyday wear, especially for shoulder injury person. Our Service: If you are not completely satisfied with the item, just feel free to let us know and we'll cheerfully solve your problems upon your request.