JVR Stainless Steel Mupin Tumbler 13oz Black Designed to Hygenic and stylish Tumblers are great for daily use of all your hot or cold beverage needs. Made of three wall constructure. Food grade stainless steel(304J1 18/8) interior and Food grade PP Mid layer between interior and outer layer. Durable PC outer layer. Sturdy PE and Elastormer compounded lid. BPA Free & Eco-friendly. Provid printing images or logos service on mid layer. Extra double wall covers Stainless steel interior that improves the insulation. No hot or cold sensation with grabbing. Non slip pad under the bottom in use stability.