What's the Best Rosin Press? DIY How to Make Rosin CHEAP .
Nov 27, 2017 . To be successful post hair straightener, you will need a high pressure (1200+ PSI) hydraulic jack or press (manual, pneumatic, electric). Invest in . When pressing bubble or shake, use an unbleached coffee filter, tea bag, or specialized ROSIN BAGS to prevent plant material getting into your fresh rosin!