Great stuff well worth the moneythe first time i put this on it was a very hot sunny dayi was out in the bright strong sun for several hoursi put some on before i left the house and forgot to take it with me i know it says day long but i thought no cant be yes the do recomend re applying after swimming etc and i would definately reapply if using it on childrei was not swimming and after about 7 hrs i hadnt gone even slightly pinkleft my skin nice n soft tooeasy to apply i have suffered with a terrible itchy rash for three days on my scalp arms and legs after using this product