"Yamasin Seikyo Ice Man PRO-XII Water Cooling Inner Vest 2025 Model, Cold Water Circulation System, -30°C Compatible, Black, Instant Cooling, Silent Pump, Heatstroke Prevention, Work Clothes, Professional Use, Sportswear, Outdoor Work, Comfortable Cooling Technology, Load-Reducing Shoulder Pads" This price includes a bonus of two 1000ml Ice Man Charge Bottles! First come, first served. Yamasin | Wise God | Yamashin Model Number: ICMPX2-GYV-SET Charge Bottle 5.0, Set of 2 ICM-CB5T-2 Used once. I bought this to use at work, but my company didn't allow it, so I'm selling it. I only used it once to try it out."