Selected YSL beauty counters will customise their best-selling Mascara Volume Effet Faux Cils with a Swarovski crystal heart for no extra cost.
YSL Luxurious Mascara Swarovski Love Edition, £23.50 at Selfridges, Harrods, Harvey Nichols, Fenwick, Brown Thomas and Fraser's
TOP 20 BEAUTY BUYS OF ALL TIME
