Size (per piece) ・Length: Approximately 30cm ・Width: Approximately 20cm ※Type with pockets to put your hands in ※Both pieces are the same size ※Not sold individually / Only sold as a set of 2 ※Instant purchase OK ※Rakuraku Mercari delivery (anonymous delivery) Hot water bottle with cover, set of 2 For energy saving, cold sensitivity, eco-friendly heating, and cold protection ■Product Features ・Gentle on the skin with a cover ・Economical as it can be used repeatedly ・Can be used anywhere without electricity ・Also for energy saving and disaster prevention Great for the coming cold season It warms up well just by pouring hot water, without using electricity, making it a popular item every year as an energy-saving, eco-friendly heating solution. ■How to use 1. Pour hot water at about 80-85°C up to about 2/3 of the capacity 2. Remove excess air 3. Close the cap tightly 4. Turn it upside down and check for water leaks ※Cannot be heated in a microwave ※If small children are using it, be sure to have an adult supervise ■For cold対策 when sleeping ・Cold futon ・Can't sleep because your feet and lower back are cold ・For those who want to warm up naturally without using air conditioning ■For cold sensitivity and peripheral cold sensitivity ・Want to warm your feet, stomach, and lower back at specific points ・Also recommended for the changing seasons and air conditioning対策 ■During work from home/telework ・Cold feet during desk work ・Comfortable when used with a blanket ■For relaxing in the living room/on the sofa ・Watching TV ・Reading ・As a companion for smartphone time ■For electricity bill savings/energy saving ・Energy saving without using electric blankets or heaters ・Also attracting attention as a measure against rising prices and electricity bills ■For camping, car camping, and disaster prevention ・Convenient for outdoor activities and emergencies as no power is required. For winter camping, power outage対策, etc. ■About the condition ※Please check the condition in the photos ※Unused, but please purchase only if you understand that it has been stored at home ※Please refrain from purchasing if you are looking for a perfect product or if you are concerned about minor details We strive for a pleasant transaction. Thank you.