2025.07.08

Changing Your Back in the Scorching Heat—A Thorough Breakdown of the Functionality of Descente's "Aerostream Backpack"

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#Descente

#Backpack

#Heat Countermeasures

#Breathable Bag

#Aerostream

#Fashion Technology

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With abnormal weather now the new normal, summer in Japan has made "heat countermeasures" a prerequisite for fashion. In a time when comfort is top priority, not only clothing but also bags are evolving.

The renowned sportswear brand Descente has developed the Aerostream, which has gained popularity thanks to its unique airflow structure. Since its debut in 2020, the series has expanded, centering on backpacks, and this summer the line features its most advanced models yet.

What is the secret behind its outstanding breathability? We asked Daisuke Inoue, who is in charge of athletic equipment at Descente Japan, all about it.

Meticulous Ventilation Structure to Prevent Back "Stuffy, Heat, & Sweat"

"Aerostream Backpack 25," 38,500 yen (tax included)

"The Aerostream was released in 2020, but the story starts in 2018 with the launch of our internal accessories team. They began by tackling the challenges consumers were facing—and out of that emerged a brand-new backpack designed to eliminate discomfort on the back panel."