Xen-Tan Dark Mousse Xen-Tan Dark Mousse contains a remarkable new ingredient which works with the tanner to provide a darker deeper & longer-lasting olive colour. Plus Xen-Tan have produced a tan with absolutely no chemical smell whatsoever seriously even after you have been in the hottest conditions for hours neither you or anyone else will be able to smell that awful Fake Tan chemical smell & if thats not enough its totally paraben free! Xen-Tan Dark Mousse can be applied just prior to leaving the house as it is incredibly moisturising (like all Xen-Tan products) yet is oil free so dries almost immediately. The light foam texture smoothes on easily & as light or dark as you like. Xen-Tan Dark Mousse is perfect for first-time tanners as it spreads so perfectly that most of the work is done for you.