Solventless, Place: 1 Solventless, Place: 1 Entry Number 3 Strain Blackdog Breeder N/A Category Solventless – Bubble, Dry Sift, Bud Rosin Place 1 Breeder N/A Company Name rosinstar London Donavan collab Website rosinstar.ca Instagram rosinstar.ca Extract Producer Rosinstar Type of Solventless Live Rosin Extraction System Whole plant fresh frozen bubble hash rosin