Thank you for viewing from among many! Keeps your feet warm while you sleep, allowing you to sleep soundly. (New, unused product) ✳️ For those of you starting now ✳️ Safe and secure ECO product for the Earth ・ A comfortable, natural warmth hot water bottle (with a bag). ‼️ ・ Made of polyethylene and polypropylene, it is lightweight and easy to carry with a handle. ‼️ ・ Can be used comfortably while sleeping, studying, or at your office desk. ‼️ ・ Also, you can easily get warm even when camping or outdoors! ‼️ (Capacity) 2.8L (Raw Material Resin) Body: Polyethylene Cap: Polypropylene (Heat Resistance) Body: 110 degrees Celsius Cap: 120 degrees Celsius (Country of Origin) Body: Made in Japan Bag: Made in China