Smooth and finish hair serum. 30ml. Made in UK. This lightweight serum instantly smooths, 9/10 agree*, and adds an extra boost of shine, 7/10 agree*, to eliminate frizz and give a defined, silky finish after styling. *Consumer test, 100 women Dispense one pump on dry hair or a pump and a half for thick or coarse hair, into clean hands. Massage between your palms and fingers until they’re evenly covered. Then work through mid-lengths and ends of your finished style, avoiding the root area.- For an extra smooth look, work some serum through your mid-lengths and ends while damp and then blow-dry with your GHD HELIOS™ PROFESSIONAL HAIR DRYER and style. If you’re using other styling products on your damp hair, apply serum last and then blow-dry.