Forget caped crusaders; masks are coming to the aid of the prestige skin care market. According to The NPD Group, Inc., sales of prestige facial skin care masks grew in the US, UK, Italy and Spain during the 12 months ended June 2014, which helped drive 2% value increases for overall facial skin care sales in both the US and UK, and offset the segment declines in the latter two countries. “Masks attract today’s consumers with the promise of immediate results in treating a variety of skin flaw...