Today marks the launch of London retailer Dover Street Market’s new concept space, Xs at St. Martins Lane. The space will feature six stories condensed and edited, running through January 7th, 2010. Featured brands include: COMME des GARCONS Shirt, Dover Street Market flagship label, COMME des GARCONS perfume, Wallet and PLAY collections, and an everchanging selection of jewelery and accessories, all perfect for the Holidays.