genius design highly concentrated hard working serum [SEP] this is a very unique product not only by design but how it works the bottle is packaged for on the go i have never seen anything like it a turn of the bottle and the pump pops up turn it back and it goes down it is the coolest and most genius thing i have ever seen the serum is highly concentrated you only need a few drops it literally melts into your skin and gets right to work and work it does i have combination skin and it caters to whatever your skin needs i have only been using it for a couple of weeks and my age spots are faded my lines are minimized and it does not my forehead oily like others do it is worth the price and will last longer than other traditional serums a great buy i was fortunate enough to purchase it at a reduced price for testing evaluation and review purposes these are my findings and honest opinion