Made in USA from 30% Recycled PP.  Cup changes color with ice cold liquid. Confetti Colors: Red, Blue, Green, Purple, and Orange. Confetti pattern is different on each cup. Cup made from durable PP plastic. Lid made from durable PE plastic. Sip through, snap on lid. Top shelf dishwasher safe. Lid opening fits standard straw. Optional gift box holds Set of 4 - Tumblers, Lids & Straws. Additional $5 (G) per Box. Includes assembly and insertion of Items into box.  Not recommended for hot beverages.