Our Flash ON is a shiny top coat based on our trusted No Wipe formula, combined with a host of shimmering, tiny particles, shimmering with an amazing glow under the right flashlight. From now on, you can have the amazing and very popular flash effect on manicures in your favourite colour. You can apply it both on UV gel polish and gel. Its intensity depends on light intensity and angle. Use:Mix the product before use by rolling it in your hands (do not shake). Apply the top coat over a cured layer of any colour and then cure it under the lamp. To achieve a more intense shiny effect, apply another layer of the top coat. SEMILAC T21 Top Flash ON