The Studio · Featured
Why we sample fifteen times
Most activewear is approved on the second sample. Here is what we learn between sample two and sample fifteen - and why it changes the way a piece moves.
April 2026 · 6 min read
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Journal
The Celya Journal: notes from the studio.
Ideas on movement, fit and caring for your activewear. Explore the archive at your own pace.
More from the journal
Fit
Sizing across XS to 3X, honestly
Inclusive sizing is not a marketing line. We walk through how patterns are graded, fit-tested, and signed off across our full range.
March 2026 · 8 min read
Materials
Notes on recycled nylon
Where our SculptKnit yarn comes from, why we chose post-consumer over virgin, and what it costs to do it right.
February 2026 · 5 min read
Movement
Pilates, in everything
On the rise of low-impact training, and why our newest silhouettes were drafted on the reformer first, the gym floor second.
January 2026 · 4 min read
Community
A morning with our fit testers
Six wearers, six bodies, one prototype. Inside the room where we decide what makes the cut.
December 2025 · 7 min read
Care
Make your activewear last 5 years
The small habits that double the life of every piece - from wash temperature to drawer storage.
November 2025 · 3 min read
The Celya newsletter
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New arrivals, outfit styling ideas and fresh journal reads, without a fixed publishing schedule.