Home / Crowns / Temporary Crowns / Harvest PMMA Single Unit Harvest PMMA Single Unit$25.00 13 Layers of Incisal gradient. Beautiful anterior esthetics. Double cross link (DCL) strength. Case ID * *A special ID# will help you or ALL3DS to track your case. Example: your case number with the patient's name or initial.Shades *A1 A2 A2 B1 Harvest PMMA Single Unit quantity Add to cart Related products Flexcera Smile+ 3D Printed Crown $33.00 Select options PMMA Full Arch $300.00 Select options