CAMTOA 180 ml Stainless Steel Portable Small Coffee Tea Mug Outdoor Camping Travelling Double Wall Cup With a Carabiner Hook Silver Double wall stainless steel mug makes it more durable, but still light to carry. With a carabiner handle, very easy to take for outdoor activities, samll size: 7.5cm x 7cm, save more room of your package. With smooth surface design and 180ml capacity, both good-looking and utility. Mini size and light weigh, very suitable for outdoor sports such as camping, hiking, climbing Very lightweighted to carry with, it is a very nice friend outdoor activities, especially camping trips.