Facial Serums Beauty & Personal Care, Dr Pen, Face, Skin Care, Treatments & Masks Dr. Pen 20 pieces Cartridges and 1 Vial UVRebel Glide Serum Review by WaxHydra June 22, 2018 No Comments 20 Total Cartridges = 10 x 36 & 10 x Nano cartridges 1 x Vial UVRebel Glide Serum = 2 uses “36” is best at Acne, Scars, Wrinkles, Hair Loss, Stretch Marks Full kit for your growing practice $232 Value! Best kit for Aestheticians & Nurses. More