Try our mesmerising temperature-reactive, colour-changing nail polish. Whether you’re too hot to trot or as cool as ice, this highly pigmented, matte shade is designed to change your nail colour through the hottest and coldest of temperatures. Some say it’s mood matching magic… YOU\'RE HOT THEN YOU\'RE COLD is a grey shade that turns to white. Each shade is formulated with added Kale extract to nourish your nails. Once applied, this shade leaves you with an intense full-pigment coverage with a matte finish.