Heatstroke countermeasures have been mandated starting in June. How about it, President, you who need to buy in bulk all at once!? We'll ship immediately! Received during the cleanup of the previous employee's belongings. A cool vest equipped with a 5200mAh battery that uses approximately 150ml of water to easily cool the body. - Model Name: ICEMAN PRO VEST - Battery Capacity: 5200 mAh - Cooling Method: Water-based cooling - How to Use: Cools the body in 3 easy steps - Water Capacity: Approximately 150ml - Manufacturer: YSGOD JAPAN Thank you for viewing.