About Advanced Pro Radiant Glow Tan Boosting Facial Serum - 0.51 fl OZ The St. Moriz Advanced Pro Formula, Radiant Glow Tan Boosting Facial Serum is our new made-to-measure radiant glow face self-tanner. This tanning serum contains salon professional active ingredients for a glowing tan you control. Add a few drops of this tanning serum to your moisturizer to boost your skincare routine.   Benefits Highly concentrated illuminating self-tan booster Tanning drops for use with your moisturizer Radiance shade control allows you to determine the depth of your glow Gradual build up offers natural looking tan Dermatologist and salon tested Made in England How-to Apply Dispense usual facial moisturizer into palm.