【Simple Design】The Octa bottle is easy to hold and open even for women. An attractive and practical octagonal bottle full of functional beauty that does not roll even when laid down [Easy to carry] The dedicated holder is easy to carry because the length can be adjusted and can be worn over the shoulder. It is detachable, so you can use it even if you remove the special holder. 【Wide drinking spout】The wide drinking spout allows you to enjoy the aroma of hot coffee and tea. With a diameter of about 37mm, it is easy to put ice in and can be used in a variety of situations, such as in the office or on the go. 【Easy to clean】The simple design with few small parts makes it easy to clean. *You can wash it completely, but please do not wash it (leave it in water). [Heat & Cold] Both hot and cold drinks have a two-layer vacuum structure, so you can maintain the optimal temperature.