How does the 'Hyoten Cool Vest' provide cooling?

It cools the body by placing the dedicated ice pack 'Hyoten ZERO' into pockets on the back and waist. No cooling fan is used.

How long does the cooling effect last?

The cooling effect lasts for approximately 2.5 hours for powerful cooling (0-10°C) and about 3.5 hours for stable cooling (10-20°C), totaling up to about 6 hours.

How is the ice pack prepared?

The dedicated ice pack 'Hyoten ZERO' can be cooled in a household freezer (freezer temperature guideline: -17°C or below).

Who is this product suitable for?

It is suitable for anyone active in hot environments, including workers in construction, logistics, and manufacturing, outdoor event staff, and outdoor enthusiasts.

Are the 'Hyoten Cool Vest' and 'Hyoten ZERO' sold separately?

Yes, the 'Hyoten Cool Vest' and the dedicated ice pack 'Hyoten ZERO' are sold as separate items.

Servo Launches 'Hyoten Cool Vest' for Cooling Without Fans, Offering Up to 6 Hours of Cooling

Key facts

Servo Launches 'Hyoten Cool Vest' for Cooling Without Fans, Offering Up to 6 Hours of Cooling
Servo Corporation has launched the 'Hyoten Cool Vest,' designed to provide effective body cooling in environments where fans cannot be used, offering up to approximately 6 hours of cooling. The dedicated ice packs feature dual temperatures and can be recharged in a home freezer.
Source: PR TIMES
Date: Fri Jun 12 2026 22:00:01 GMT+0900 (Japan Standard Time)

Direct answer

Servo Corporation has launched the 'Hyoten Cool Vest,' designed to provide effective body cooling in environments where fans cannot be used, offering up to approximately 6 hours of cooling. The dedicated ice packs feature dual temperatures and can be recharged in a home freezer.

Citation: Servo Launches 'Hyoten Cool Vest' for Cooling Without Fans, Offering Up to 6 Hours of Cooling (Fri Jun 12 2026 22:00:01 GMT+0900 (Japan Standard Time)), PR TIMES
Source: PR TIMES
Date: Fri Jun 12 2026 22:00:01 GMT+0900 (Japan Standard Time)

AI Summary (NQ-processed)

Servo Corporation has launched the 'Hyoten Cool Vest,' designed to provide effective body cooling in environments where fans cannot be used, offering up to approximately 6 hours of cooling. The dedicated ice packs feature dual temperatures and can be recharged in a home freezer.

AI Analysis

Frequently Asked Questions

Q: How does the 'Hyoten Cool Vest' provide cooling?: A: It cools the body by placing the dedicated ice pack 'Hyoten ZERO' into pockets on the back and waist. No cooling fan is used.
Q: How long does the cooling effect last?: A: The cooling effect lasts for approximately 2.5 hours for powerful cooling (0-10°C) and about 3.5 hours for stable cooling (10-20°C), totaling up to about 6 hours.
Q: How is the ice pack prepared?: A: The dedicated ice pack 'Hyoten ZERO' can be cooled in a household freezer (freezer temperature guideline: -17°C or below).
Q: Who is this product suitable for?: A: It is suitable for anyone active in hot environments, including workers in construction, logistics, and manufacturing, outdoor event staff, and outdoor enthusiasts.
Q: Are the 'Hyoten Cool Vest' and 'Hyoten ZERO' sold separately?: A: Yes, the 'Hyoten Cool Vest' and the dedicated ice pack 'Hyoten ZERO' are sold as separate items.