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Adidas Unveils Climacool System Ahead of 2026 World Cup
Adidas has announced a new cooling and recovery system that will be supplied to all national teams competing in the 2026 FIFA World Cup. The system, called the Climacool System, is designed to lower body temperature during matches and to help athletes recover more quickly.
The announcement came after a series of images released in 2024 of a 3‑D printed version of the original Climacool shoe. The original product, introduced in the late 2010s, was a gel‑filled cooling shoe that could be frozen before use. The new system builds on that concept and expands it to a full‑body kit.
According to a report from House of Heat, the Climacool System consists of three main components. First, a cooling vest contains a gel that must be frozen before the match. The gel transfers cold to the wearer’s torso while a shell jacket protects the vest from external heat. Second, a shell jacket provides additional insulation and protects the vest from the elements. Third, a Climacool Overshoe can be zipped over a player’s football boots. The overshoe contains the same gel and is said to reduce foot temperature by about two degrees Celsius within seven minutes.
The system was originally developed for motorsports, where high ambient temperatures can accelerate the need for rapid cooling. The technology is now being adapted for football, where matches in the United States, Mexico, and Canada will take place during the peak of summer.
The 2026 World Cup will be the first edition to feature 48 teams and will be hosted by Canada, Mexico, and the United States. The tournament will run from June 11 to July 19, 2026. All teams that are part of the adidas partnership will receive the Climacool System for use during the competition.
Adidas has not yet announced whether the system will be available to the public. The company has said that the technology will be visible on the sidelines during the tournament, but no retail release date has been set.
The introduction of the Climacool System comes at a time when extreme heat is a growing concern for athletes. According to the FIFA website, the 2026 tournament will be held in cities that can experience temperatures above 30 °C (86 °F). The system’s cooling vest and overshoe are intended to mitigate the physiological stress caused by such conditions.
The system’s design is consistent with adidas’s history of performance innovation. The German multinational has been a long‑time partner of FIFA and has supplied equipment for every World Cup since 1974. The company’s focus on research and development has led to a range of products that improve athlete performance, including the original Climacool shoe and the more recent Climacool Primeknit performance jersey.
Adidas officials have not released detailed technical specifications for the system beyond the cooling effect of the gel. The company’s statement, as reported by Footy Headlines, emphasizes that the system is a “mid‑game recovery tech” that covers athletes from head to toe.
The 2026 World Cup will provide a high‑profile platform for the system. Coaches, players, and medical staff will have the opportunity to evaluate the technology in real‑time competition. The results of that evaluation could influence future product development and potential commercial release.
In summary, adidas has introduced a new cooling and recovery system that will be supplied to all teams competing in the 2026 World Cup. The system includes a gel‑filled vest, a shell jacket, and an overshoe that can be zipped over football boots. While the technology is still limited to the tournament, it represents a significant step in athlete cooling technology and may pave the way for future consumer products.
The announcement came after a series of images released in 2024 of a 3‑D printed version of the original Climacool shoe. The original product, introduced in the late 2010s, was a gel‑filled cooling shoe that could be frozen before use. The new system builds on that concept and expands it to a full‑body kit.
According to a report from House of Heat, the Climacool System consists of three main components. First, a cooling vest contains a gel that must be frozen before the match. The gel transfers cold to the wearer’s torso while a shell jacket protects the vest from external heat. Second, a shell jacket provides additional insulation and protects the vest from the elements. Third, a Climacool Overshoe can be zipped over a player’s football boots. The overshoe contains the same gel and is said to reduce foot temperature by about two degrees Celsius within seven minutes.
The system was originally developed for motorsports, where high ambient temperatures can accelerate the need for rapid cooling. The technology is now being adapted for football, where matches in the United States, Mexico, and Canada will take place during the peak of summer.
The 2026 World Cup will be the first edition to feature 48 teams and will be hosted by Canada, Mexico, and the United States. The tournament will run from June 11 to July 19, 2026. All teams that are part of the adidas partnership will receive the Climacool System for use during the competition.
Adidas has not yet announced whether the system will be available to the public. The company has said that the technology will be visible on the sidelines during the tournament, but no retail release date has been set.
The introduction of the Climacool System comes at a time when extreme heat is a growing concern for athletes. According to the FIFA website, the 2026 tournament will be held in cities that can experience temperatures above 30 °C (86 °F). The system’s cooling vest and overshoe are intended to mitigate the physiological stress caused by such conditions.
The system’s design is consistent with adidas’s history of performance innovation. The German multinational has been a long‑time partner of FIFA and has supplied equipment for every World Cup since 1974. The company’s focus on research and development has led to a range of products that improve athlete performance, including the original Climacool shoe and the more recent Climacool Primeknit performance jersey.
Adidas officials have not released detailed technical specifications for the system beyond the cooling effect of the gel. The company’s statement, as reported by Footy Headlines, emphasizes that the system is a “mid‑game recovery tech” that covers athletes from head to toe.
The 2026 World Cup will provide a high‑profile platform for the system. Coaches, players, and medical staff will have the opportunity to evaluate the technology in real‑time competition. The results of that evaluation could influence future product development and potential commercial release.
In summary, adidas has introduced a new cooling and recovery system that will be supplied to all teams competing in the 2026 World Cup. The system includes a gel‑filled vest, a shell jacket, and an overshoe that can be zipped over football boots. While the technology is still limited to the tournament, it represents a significant step in athlete cooling technology and may pave the way for future consumer products.
