Color: Black This water bottle cover uses water and stain-resistant PU leather for the outer fabric and durable polyester fabric for the inner fabric. The shoulder strap is adjustable in length, making it a convenient bottle holder that can be used in 2 ways: handheld or over the shoulder. You can adjust it to your preferred length. It is compatible with 470ml and 500ml stainless steel bottles, sports drink bottles, etc., with a diameter of 6.5-7cm or less. It is useful for everyday use, as well as for outdoor scenes such as mountain climbing where you want to keep your hands free. In addition, it is sized so that children, such as new first graders and those entering kindergarten or nursery school, can carry their water bottles over their shoulders. Size: 6.5 x 18cm Shoulder strap: Maximum approx. 100cm ⭐︎Shipped in simple packaging. ⭐︎May be compressed or folded for shipping. ⭐︎May have rougher construction compared to products made in Japan. ⭐︎Simple inspections are performed, but there may be oversights due to amateur inspection. If you find any defects in the product and wish to return it, we will take care of it, so please contact us before leaving a review. ⭐︎The color may differ slightly from the actual product depending on your monitor. Thank you for viewing.