Cosmo Cool King Active Deo Perfumed Prickly Heat Talc Powder 250G, Cool Powders, Sweat Free. Cosmo Active Deo Cool Perfumed Talcum Powder has been specially formulated to help keep you cool, fresh and comfortable even on a very hot day. This smooth and gentle talc, blended with the goodness of essential extracts, oil and refreshing fragrance that will leave you feeling refreshed after use.