# Arc'teryx and BEAMS anniversary collaboration

> Live situation record from CLSTR: https://clstr.news/situations/arcteryx-and-beams-anniversary-collaboration
> Updated: 2026-10-20T12:24:00.000Z. Sources: 11. Developments: 2.

Arc'teryx and BEAMS announced the ‘KOYO’ anniversary collection to celebrate 25 years of partnership and BEAMS’ 50th anniversary. The six-piece collection is inspired by the colors of Japanese autumn leaves and features a revival of the 1998 Theta AR Jacket, which has been updated with modern GORE-TEX PRO ePE fabric.

In addition to the collaboration, Arc'teryx introduced new Fall/Winter 2026 product lines, including the Postour Boot. This technical footwear is a two-in-one design featuring a weatherproof outer boot with a GORE-TEX Invisible Fit membrane and a removable wool and shearling-lined inner slipper.

## Timeline

### 2026-10-20: Arc’teryx announces new winter collections and anniversary collaboration

Arc’teryx has launched a limited-edition 25th-anniversary collection with BEAMS and introduced the Postour Boot, a versatile two-in-one outdoor boot and indoor slipper.

2 sources. https://clstr.news/cluster/arcteryx-announces-new-winter-collections-and-anniversary-collaboration

### 2026-09-21: Arc'teryx and BEAMS unveil anniversary collection featuring 1998 jacket revival

Arc'teryx and BEAMS are releasing the ‘KOYO’ collection to mark 25 years of collaboration, featuring a technical revival of the 1998 Theta AR Jacket using modern GORE-TEX PRO ePE fabric.

9 sources. https://clstr.news/cluster/arcteryx-and-beams-announce-anniversary-collection-inspired-by-japanese-autumn-foliage

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Cite as: Arc'teryx and BEAMS anniversary collaboration. CLSTR, https://clstr.news/situations/arcteryx-and-beams-anniversary-collaboration