【High Quality Stainless Steel Material】These mugs are made of high quality 18/8 food grade stainless steel, which is 100% safe and healthy. The double-layer design can keep warm and prevent scalding, can be used for hot and cold drinks, and is sturdy and durable. 【Exquisite Appearance】The outside of the cup is designed with diamond hammer texture, which is comfortable to hold, beautiful and non-slip. The mouth of the cup is smooth. The outer surface is titanium-plated, and the black is more high-end texture. 【Stackable Design】The stainless steel cups can be easily stacked without taking up much space. You can store them in any cup holder, drawer or cupboard in your home. Also fits easily into an outdoor backpack, allowing you to travel light. 【Easy to Clean】The stainless steel material makes the cup very easy to clean and dishwasher safe. The titanium plating process makes the product not have problems such as fading and falling off. 【Suitable for Every Occasions】The cup is the right size, suitable for adults and children. It can be used daily at home as a coffee mug, beer mug, milk mug, and water mug. Of course, it can also be used for outdoor camping, tourism, hiking, beaches, picnics, etc. Stainless Steel Cups 2 Packs 10oz/300ml Stackable Double Wall Insulated Metal Shatterproof Cups Titanium-Plated Diamond Textured Surface Heat Resistant Dishwasher Safe