September 19, 2026
“ULTRAWEAVE™”
A backpack made with INVISTA's CORDURA nylon, lightweight and highly durable and a signature of meanswhile, and Challenge Outdoor's UltraWeave™, which is ultra-light yet offers high strength.

[Pre-orders for the restock open Saturday, September 26, 2026 at 12:00]
UltraWeave™ “Outside”
¥66,000 (tax included)
View product

It is expandable, with an optional waist bag and hip belt that can be attached, and is designed to be used in a variety of ways depending on your purpose and situation.

UltraWeave™ “Retrofitted”
¥38,500 (tax included)
View product

UltraWeave™ “Reinforce”
¥30,800 (tax included)
View product
Each item is also designed to be used on its own.
You can choose only what you need and use each one as a tool in its own right.
Combine them to expand storage and functionality, or keep it simple with the bare minimum.
A bag whose very configuration can change to suit the user's purpose.
Every product combines functionality, design and durability, for use over a long time and in a wide range of situations.

If you are looking for a standalone backpack, we also recommend this one.
UltraWeave™ Daypack“Common"
¥66,000 (tax included)
View product
