This vintage set of Tupperware cups is a must-have for any collector or parent looking for a durable and safe sippy cup option. The cups feature a standard sippy spout and snap-on lids, making it easy for little ones to drink without spills. The yellow color adds a fun pop of color to mealtime and the cups are even dishwasher safe for easy cleaning. Made by Tupperware in the 1970s, this set of four cups is in new old stock condition, never used and ready for a new home.