This is the Neck Hot (M size/beige) that gently warms your neck. Simply snap the metal part to spread warmth, and it can be used repeatedly. For detailed usage instructions, please check the back of the package. This item is new, unused, and unopened, but as it has been stored at home, there may be some minor scuffs on the outer packaging. Please refrain from purchasing if you are concerned about this. #NeckHot #NeckWarmer #WarmUp #ColdProtection #Eco