double wall coffee mug 1.Use for coffee mug,office mug and advertisement mug 2.Pass the FDA 3.Different printing. double wall coffee mugPRODUCT STANDARD: ... outer and stainless steel inner, rotating snap-on PP lid: non-slip bottomCapacity 450MLWeight 190gHeight 12.6mmCaliber 8. ... water bottle, aluminum water bottle, children bottle, ceramic mug, coffee mug, travel mug,and so on. double wall coffee mug