Key FeaturesCapacity: Typically 750ml (approximately 25oz).Material: Constructed from 316 stainless steel (SUS316L) for high-quality heat and cold preservation. Some models may include a ceramic inner lining.Portability: Includes a matching loop handle and, in some versions, a long adjustable carry strap for hands-free transport.Design Details: Often comes with a leak-proof straw lid and decorative charms, such as a flower or character charm.