Double wall ceramic. 12oz. The double wall feature keeps the outside of our mugs cool. so no worries about burning your hand on a hot cup of joe. Our mug's white ceramic is complemented by a sleek copper bottom. making these mugs just about the coolest thing in your kitchen cabinet. Like your first born child. Joey is hand wash only.

SPECIFICATIONS:

• Full Capacity: 355ml (12oz) (to the rim)
• Double Wall Ceramic