Sleep Transdermal Patch is designed with CBN and other natural ingredients to promote a comfortable and restful night’s sleep that you deserve. Experience the difference our Sleep line can make to your sleep quality and overall well-being. Mary’s award-winning transdermal patches are born out of a commitment to accurate dosing and the application of advanced delivery methods. Offering a quick onset and unsurpassed duration, Mary’s patches are 2×2 squares, easy to use, and adhere simply to any venous part of the skin for discreet, all day (or night) relief. Onset: 15 – 30 minutes Duration: 8 – 12 hours Dosage: 1 – 4 CBN is created when THC-A oxidizes. CBN can be used effectively as a sleep aid or sedative. This cannabinoid has also been shown to help regulate the immune system and works to relieve the pain and inflammation caused by several conditions, including arthritis and Crohn's disease.