Yes, No, Maybe - UGGP-H0152 15ml
Heat Reactive, will go transparent/very pale when in contact with heat. If you apply it to an extension it will be paler on your nail bed and naturally ombré to the darker colour you can see.
All of the Urban Graffiti gel polish cures for 30 seconds under LED and 2 minutes under UV. Please be aware that darker colours may take longer to cure than others.