Material: PP Color: Black Size: Hair dryer mouth diameter: about 6cm Air outlet mouth diameter: about 14cm Height: about 13cm Suitable for hair dryer with air mouth within 5cm. Tips: 1. The key point is heat blow first, then cooling. 2. No matter you use comb or hair dryer diffuser, you need to wait for hair cooling or changing to cold wind blow before laying down hair. In this way, the effect will be more obvious and keep for a longer time. Otherwise, hot and humid air will make hair style support degree becoming bad.