The Original Dry Bag Steak | Make Artisan Dry Age Steak at Home › Forums › Dry Aging Steak › Dry Aging Steak with UMAi Dry® › Dry Aging Whole Prime Rib (7 bone roast). › Dry Aging Whole Prime Rib (7 bone roast).
Please familiarize yourself with this handy Q & A section.
As for size the Ribeye/strip bag is 12×24″ and the short loin is 16×28″.
As for removing the bones first that works better since the removal will dry the ribeye more uniformly plus eliminate the possibility of puncturing the UMAi Bag.