Enhance the sizing of your lips without spending tons of money on the newest trend of lip fillers. The plumping oil pen will apply like gloss but it's a clear serum. You'll feel a warm tingling sensation within seconds that will wear off after 5-10 minutes. The first formula was our best seller but we decided to up the amph for the ladies that wanted a more intense and fuller pout. Control the amount of plumping with each click! Pair it with your favorite gloss or wear it alone however your lips will be juicy and high in shine. Step into your baddie era and enjoy this hydrating yet high in shine serum!