A wonderful rare set of 3 vintage Fostoria green optic loop footed tumblers. These tumblers stand approximately 5-1/4" tall. Pattern 4100 –Loop Optic Green by Fostoria was manufactured from 1926-1934. Green optic loop glassware is a rare find, and these tumblers are perfect, with no chips or fleabites. These would make a wonderful addition to your Depression glass collection, or provide the finishing touch to an elegant table.