Manufacturer: TradeOne Model Number: 70186 JAN: 4573242546539 [Condition: Brand new, unopened] [Features] Easy and quick! A neck ring that warms gently and can be reused. ● Simply click to get warm and cozy!! ● For cold protection, outdoor activities, winter sports, and outings ● Surface temperature: Approximately 50°C ● Temperature duration: Approximately 45 minutes ● Comes with a fluffy fur cover [Specifications] Size (L) Inner diameter: Approximately 117mm / Diameter approximately 24.5mm, Neck circumference guide: Approximately 350-390mm Material: Main body (external) TPU, (internal) Sodium acetate, etc., Cover: 100% polyester