Lululemon Ventilate Jacket

Lululemon style code W4APY.

Agreed across marketplace listings. Seen on one marketplace listing so far.

Style code

W4APY

Brand

Lululemon

See a listing that confirmed it

The style code is printed inside the small circle in the pocket, waistband or neckband — the size dot. It is six characters starting with W or M, sometimes with an L in front.