Pro-vesicles for enhanced delivery of skin benefit agents through formation of vesicular phases in the presence of water in topically applied cosmetic products, said pro-vesicles comprising: (i) the benefit agent to be delivered (ii) a phospholipid (iii) a mono-, di- or tri-ester of glycerol (iv) a straight or branched chain propyl or butyl ester of C14 to C18 fatty acid and (v) a cosmetically acceptable base.
