Made of high quality cotton material, stretchy, soft and comfortable breathable, one size fits most adults. Fashionable design, handmade hollow out crochet floral knitted pattern, solid color, 4 colors optional. Perfect to sleep in to keep hair from tangling. No more waking up with frizzy hair, keep your hairstyle looking fresh. Suitable for daily wear, beach, pool, park, camping, memorable photography shoots, party, and travel. Head circumference: 56-58cm(22.05-22.83in)