As the weather gets colder, how about an eco-friendly hand warmer for cold protection? We will ship it as soon as possible, on the same day! Hot Eco Neck Ring, color beige (bright and slightly orange). Size is M. Inner diameter approximately 107mm, outer diameter approximately 245mm. Neck circumference guide: 290-330mm It has been stored new and unused. Care instructions: Hand wash. [Product Condition] Unused [Color] Orange系 (orange-ish) Size: M Surface temperature: Approximately 50℃ How to use: Remove the main body from the fur cover and lightly press and bend the metal button → Once the liquid begins to crystallize and warm up, put the cover back on and wrap it around your neck. It can be used repeatedly. Thank you.