Blue River™ Signature Live Rosin is a single source, strain-specific connoisseur solventless extract crafted from the plants highest grade of resin glands, known as trichome heads. The trichome heads are harvested from flash-frozen indoor buds, utilizing advanced ice water extraction and mechanical separation methods. Blue River ™ Signature Live Rosin offers a truly unparalleled farm-to-table cannabis experience of the living plant.