/ 304 high quality stainless steel, clear plastic sliding lid, straw, brush Team colorways and elements, personalized designs and beautiful graphics make the cups even more stylish Double Insulated Design for Superior Performance at Locked in Temperatures, Ready to Serve you fresh cold or hot beverages, outdoors and indoors. It can be seen as your support for the team, a beautiful gift for fans, or a unique gift for mom, dad, or friends. Suitable for coffee shops, offices, cars, sports, outings, travel, home and other scenes