Wine Glass Drink Holder White The WINE YOEBI fits in most standard 3 1/2" diameter cup holders. Just Place the YOEBI into a cup holder and slide the base of your stemware into the slot in the top. Then simply slide your glass out to take a sip and repeat. The YOEBI allows for easy placement and no worries of tipping or breakage do to waves or wind. No more paper cups. Fits in any existing cupholder. Installs in a snap!! Fits most stemmed Wine, Martini or Margarita glasses.