Vintage Mid-Century Milk Glass Fluted Plant Container/Vase with a Ribbed Pattern. It is 4" tall and 4 1/4" in diameter at the top and 2 3/4" at the bottom.  Lovely flared shape, raised rib design and strong thick heavy-duty rim is exceptional.  It's in excellent condition without any chips or cracks.  Beautiful piece.  Thick glass, heavy weight, white is very opague.  No maker's mark.  Weight is 12 oz prior to packaging.