Olay total effects 7 in 1 moisturiser serum duo spf 20 is formulated with luxurious olay moisturiser and a powerful anti ageing serum designed to target the effects of ageing in order to dramatically reduce the appearance of wrinkles and both fine and expressed lines puffiness around eyes and uneven skin tone the uva uvb protection from the spf 20 sun filter gently protects against harmful and damaging sun rays which are known to exacerbate and accelerate the ageing process