The Post Malone x Stanley Quencher® H2.0 FlowState™ Tumbler 40 OZ Ready To Ship The product is a 40 oz stainless steel tumbler featuring a unique design collaboration with rapper Post Malone. Made by Stanley, this multicolored Quencher® H2.0 FlowState™ tumbler is perfect for keeping beverages cool while on the go. Stand out from the crowd with this stylish and practical addition to your drinkware collection. Ready to ship, this tumbler combines functionality with a touch of exclusivity, making it a must-have for fans of both Post Malone and the Stanley brand.