REN Flash Defence Anti Pollution Mist If you like very fine mists, then the REN Flash Defence Anti Pollution Mist (£24) was made for you. This lovely product — which I like to use at the end of my morning skincare routine — instantly shields and protect the skin from the effects of environmental pollution, and it helps to strengthen the skin’s natural defences. REN Flash Defence Anti Pollution Mist 60ML $24 from libertylondon.com Buy Now