Prime rib is a classic roast beef preparation made from the yak rib primal cut. We have both bone in and bone out roasts.  You can specify in the notes which you would prefer.  Our premium meat products are USDA inspected and approved. All-natural, artificial hormone and antibiotic-free. We sell our meat by the approximate 1 LB unit. We do our shipping at the beginning of the week to ensure that your product arrives Frozen fresh to your front doorstep. Important Note *This Product Is Subject To Lower Prices! That’s Right, Each Weight Based Product is Pre-Authorized at Checkout For Our Highest Price Point. Within Seven Days We Will Review Your Pre-Authorized Invoice and Adjust Amount Owed Lower Based on Actual Weight Being Purchased. At checkout you will be pre-authorized for the largest amount/size as your deposit. However, at shipping we will reduce cost to match the amount/size you are purchasing.