COSMO NAIL BAR - BREA. Our nail salon located at 2500 E IMPERIAL HWY, BREA, CA 92821 is pleased to provide a clean and welcoming environment. You can rest assured that you will be in good hands at Cosmo Nail Bar .We carry many different world-class color collections (O.P.I,Apres & more) ,services, and top technologies will make you feel great and make you look best.. We specialize in Gel-X, Gel Builder, Dipping Powder, Gel Mani & Pedi. We also do waxing & facial treatment. Come in and try it out we only offer quality services. Visit us today!