Both the Rash guard and Shorts are made from stretchable, ultra-soft material giving the swimwear a second skin feel to ensure comfortability in and out of the water.The Two-Piece Suit is made from lightweight fabric providing comfort and freedom of movement during active water play. To ensure the longevity of your daughter's favorite suit, it is comprised of chlorine and saltwater resistant fabric to retain its shape, and provides much needed UV protection, so your little sun seeker can Go Ahead and Love the Sun!