Kerastase Nectar Thermique -- truly amazing product. It's the feel of a leave-in conditioner but the utility of styling mousse. Great for dry hair. Leaves hair soft after a blow-dry and curling iron. No hairspray needed!
Rita Hazan Root Concealer in Blonde Blonde and platinum-haired women rejoiced when Rita Hazan finally came out with a concealer to hide their roots. Spray it on, holding the can about six to eight inches away from your roots, and watch the darker regrowth instantly blend into the rest of your blonde hair. Rita Hazan Root Concealer in Blonde, $24, sephora.com