headwear
Casquette Mer Propre
Casquette Mer Propre — official merch from Mer Propre. The association that cleans the coastline.
€23
Pre-order open28 days leftShips 23 October 2026
0 / 100 pieces reserved15 pieces to production
Limited to 100 pieces
- 1You order and pay now.
- 2At 15 pieces reserved, production starts.
- 3We ship on 23 October 2026.
If the pieces aren't reserved by 23 September 2026, you are refunded in full, automatically.
Size
Verified official store · official merch
Made in Europe
Local atelier
From one piece
Made on order
Premium fabric
Heavyweight
Specs
Built premium, on purpose.
- Composition
- 26% cotton, 74% polyester
- Brand
- Yupoong
- Origin
- Vietnam
- Decoration
- Embroidery What is this?
Size guide
Measure yourself · cm
| Size | A | B | C | D |
|---|---|---|---|---|
| One size | 53,3 – 58,4 | 10 | 6,5 | 17,2 |
How to measure ↓
Measurements from the maker · ± 5 cm tolerance
Care
Wash it like you mean it.
- Wash inside-out at 30°C
- Tumble dry low or hang dry
- Iron inside out, away from the print
- Do not bleach or dry clean
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