Underprotection is a sustainable Danish lingerie, loungewear, and swimwear brand founded in Copenhagen in 2010, built on the principle that beautiful design and ethical production should go hand in hand. As a Certified B Corporation, the brand uses certified sustainable materials including TENCEL lyocell, organic cotton, and recycled polyester throughout its collections, which include maternity and nursing wear. Underprotection is known for its colourful, bold aesthetic and has earned the highest sustainability score in fashion among Nordic B Corps.