Sam McKnight shares 4 secrets for fuller, more voluminous hair

Hair legend Sam McKnight - the stylist behind Princess Diana's iconic crop -shares his expert advice for creating lasting volume, from wash-day mistakes to the styling products that give instant lift

Sam McKnight shares 4 secrets for fuller, more voluminous hair
Hair legend Sam McKnight - the stylist behind Princess Diana's iconic crop -shares his expert advice for creating lasting volume, from wash-day mistakes to the styling products that give instant lift