Hydro Flask 10oz Insulated Wine Tumbler lid. Just press it into our 10 oz Wine Tumbler for an easy way to raise a toast to the adventure, everywhere you go. Honeycomb Insulation™ helps keep cold drinks cold and hot drinks hot. Easy press-in fit for splash-proof dependability. BPA-Free and Phthalate-Free. Pairs with our 10 oz Wine Tumbler. Imported.