They don’t care how clean your bed sheets and towels are ... but by letting them hatch, the young lice are easier to remove than the eggs. You just need to remove them before they start laying ...
Research-based recommendations from NSW Health are that "bed linen ... products are insecticides that kill the lice on ...
The CDC states that while nits (lice eggs) may remain in the hair after treatment ... Machine wash and dry clothing, towels, ...