The product is a set of 4 branded mesh crochet hair nets, suitable for wearing during sleep or under wigs. Made from a cotton polyester material, these hair nets come in various colours including black, white, blue, and pink. Measuring 20 x 18 x 1 centimetres, they are designed for adults and are lightweight at only 0.05 kilograms. These hair nets are a practical and stylish accessory for keeping your hair secure and protected while sleeping or wearing a wig.