Shipped via anonymous delivery. [Product Details] Perfect for protecting and preventing scratches on the bottom of your water bottle! Great for use in elementary and junior high schools, nurseries, and kindergartens♪ This is a silicone cover (bottom cap/protective cover/scratch-prevention cover) to be worn on the bottom of a water bottle. Made of silicone, it's durable and long-lasting, and also heat-resistant. [Size Details] Diameter: 9cm (Fits water bottles with a bottom diameter of 8.9cm~9.2cm) Height: Approximately 4.5cm Please be sure to check the size of your water bottle cover^^ If you are concerned about slight looseness, please use double-sided tape on the water bottle cover case to adjust. (Double-sided tape is not included) Thermos, Thermos cover, Zojirushi, water bottle, water bottle cover, bottom cover Water bottle bottom cover, silicone, silicone cover, bottle, bottle cover, water bottle parts, water bottle accessories, water bottle case [Notes] ■Color differences may occur depending on the image, monitor, and environment.