Marusa Corporation (Head Office: Gifu City, Gifu Prefecture), a specialized trading company for textiles, has formed an alliance with four professional companies in textiles, manufacturing, and infrastructure maintenance to participate in the next-generation cooling project "WILL-ICETECH Advance." We will be exhibiting for the first time at the "12th Tokyo Heatwave Countermeasures Expo" with "WONDER ICE®," an ice vest incorporating special low-temperature cold packs.

Wearable Special Low-Temperature Cold Packs

[Exhibited Products and Participating Companies]

"WONDER ICE®"

Developed by: Marusa Corporation (Toray Group)

Utilizes Toray's unique three-layer "Summer Shield®" fabric for the cold pack pocket. This high-performance material, with heat shielding above -4°C, 99.99% light-blocking, and 99% UV cut rate, blocks external air and enhances the cooling duration of the proprietary 19-layer special low-temperature cold pack.

"FROZEN CORE®"

Developed by: Sato Sangyo Co., Ltd. (Nikke Group)

Wearable cold pack "FROZEN CORE®." Features a 2-way special low-temperature cold pack that can switch between 0°C (instant cooling) and 5°C (sustained cooling), along with stretch mesh wear (available in 4 sizes). Suitable for a wide range of applications, from construction and logistics sites to schools, club activities, and daily use.

"ICE ARMOR"

General Sales Agent: Shuto-Kou Maintenance Kanagawa Co., Ltd. (Shuto-Kou Group)

Manufacturing Planning: WILLTEX Inc.

"The Ice Armor" boasts the industry's largest cooling area (25cm x 25cm). Its proprietary technology, where non-polymer liquid circulates internally to absorb heat, achieves stable cooling for up to approximately 8 hours. It supports safety in harsh environments under the blazing sun, including the maintenance of the Shuto Expressway.

[Exhibition Overview]

- Exhibition: 12th Tokyo Heatwave Countermeasures Expo

- Dates: July 15 (Wed) - July 17 (Fri), 2026

- Venue: Tokyo Big Sight, East Hall 8, Booth Number 8-E10

- Exhibitors: Marusa Corporation, WILLTEX Inc., Sato Sangyo Co., Ltd., Shuto-Kou Maintenance Kanagawa Co., Ltd.

▶Details of the 12th Tokyo Heatwave Countermeasures Expo here

[Product Material Download]

For details on each product, please see the product flyers (PDF) below.

WONDER ICE® Vest Product Flyer [PDF Download]

WONDER ICE® Cold Pack Flyer Product Flyer [PDF Download]

d186067-3-ce0aa388be1d969ca9203e408a0da384.pdf

FROZEN CORE® Product Flyer [PDF Download]

ICE ARMOR Product Flyer [PDF Download]

d186067-3-80302d4b0d7d9a1b2fa753f53c3d89ff.pdf

Contact for Media Inquiries Regarding This Matter

Marusa Corporation

Location: Nohhi Nissay Building, 2-8 Hashimoto-cho, Gifu City, Gifu Prefecture, 500-8856

Representative: Katsuhiro Kinoshita, President and Representative Director

Established: September 1946 (Founded: 1896)

Company Website: https://www.marusa-site.co.jp/

TEL/FAX: 058-254-8710/058-254-2080

FACT BOX

  • Source: PR TIMES
  • Category: 製品発表