●Material: Heat resistant fiber thread; Size: Stretched: Approx. 11.8 inches (30 cm); Weight: Approx. 4.2 oz (120 g) ●With a hair clip design, it is easy to install, even beginners can wear it easily ●Heat resistant fiber, so you can use a soldering iron, or blow dryer up to 396°F (180°C). (Curly wigs may not return curls if they are properly ironed with a straight iron. ) ●The color of the actual product may differ slightly from the image due to lighting, monitor settings, and environment of use. Thank you for your understanding