People favor live rosin, a type of cannabis concentrate, for its solvent-free purity and terpene-rich flavor. It is created by pressing out ice water hash, also known as complete melt bubble hash, under high pressure and heat. -- Retrograde Cannabis is a craft cannabis company in WA state, looking to give people the best quality in premium flowers and live rosin. We are completely licensed and have the experience and dedication to produce and supply the best cannabis products for our customers.