Can be used with hair extensions, clip ins and weaves. Detangling brush will gently, effortlessly, without pain, banish tangles and knots from your hair in an instant on both wet and dry hair, whilst helping to minimise breakage, splitting and damage caused by mistreatment. Can also be used to finishing hair refreshing sleek looks, helping to gently smooth the hair's protective cuticle layer. Brush increases shine for the professional salon finish. Not suitable for use with heated appliances.