Mackinac Grille Silicone Glass Mackinac Grille Sale! from 1699 /per Size Pint Glass Wine Glass Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. These non breakable silicone cups are perfect for the boat, beach or pool! Dishwasher safe! drink gift home kitchen mackinac grille made in michigan michigan pint glass silicone glass under $25 wine wine glass Tweet