The 24 oz. Opal DRAFT Tumbler is vacuum insulated and made of high quality stainless steel. It features laser etched team graphics in conjuction with the Hockey Fights Cancer graphics and a silicone grip. Join the NHL and NHLPA's efforts to raise awareness in the fight against cancer. In support of this important cause, NHL is donating their proceeds from the sale of each item. Donations will be made directly from NHL to the National Hockey League Foundation - a US 501(c)(3) tax-exempt private foundation - and towards the Hockey Fights Cancer initiative which supports multiple organizations, including the V Foundation, American Cancer Society, Canadian Cancer Society and others.