Cover Up. Stand Out. The ultimate seamless nipple covers, loved by millions (and twice as many boobs)! We swear by these! MATERIAL: Silicone, 100% Medical-Grade Adhesive CONTENTS: One pair of reusable silicone nipple covers in a chic travel box. WASH & REUSE: Hand Wash Only. Air Dry. BREAK FREE FROM BRAS! - Replace uncomfortable bras with our silicone nipple cover. Comfortable and supportive, it conceals the areola and breast, creating a smooth finish to wear with a backless dress, bridesmaid gown, camisole top, or bathing suit. STAY ON ALL DAY - Hitting the gym in a sports bra? Or the dance floor of a club in sheer fabric? The sticky nipple covers for women will stay in place no matter the activity. Consistently proven to stay in place for up to 12 hours.