Draft size-ladder match for clothes — then check line fit (slim jean ≠ straight jean).
Quick answer: Girlfriend Collective L ≈ Lululemon L on the shared ladder (draft).
Full clothes converter · Reverse: Lululemon → Girlfriend Collective
Static ladder table in HTML for crawlers; interactive tool above uses the same steps.
| Girlfriend Collective Letter | Step | Lululemon Letter |
|---|---|---|
| XS | 0 | XS |
| S | 1 | S |
| M | 2 | M |
| L | 3 | L |
| XL | 4 | XL |
| XXL | 5 | XXL |
Girlfriend Collective: Compressive High-Rise Legging
Lululemon: Align High-Rise · Wunder Train High-Rise
Shoe size comparisons are under /compare/ (not /compare/clothes/).