Ego QV Moov Head Lice Shampoo 200 ml is scientifically proven to be easy to use and effective head lice treatment. There is no need to wash hair after treatment, unlike our other head lice treating products. Only put in dry hair, cover with a re-usable shower cap, leave for 15 minutes and rinse as usual. It has a gentle spuming effect such as a daily shampoo and makes your hair feel weak and smooth.qv shampoo is the best head lice treatment ever .