01
The fabric
Recycled poly-elastane, UPF 50, quick-drying and feather-light.
Layer one · UPF 50
Layer one · UPF 50
Cirrus UV Long Sleeve
$78
A featherweight UPF 50 base layer with thumbholes — it weighs almost nothing and goes under all of it.
Size — M
Size guide →- Free shipping
over $150 - Lifetime
repair - 60-day
returns
A slim recycled poly-elastane base layer with UPF 50 sun protection, thumbholes, and flatlock seams that disappear under everything. Quick-drying and barely there. Mended for life.
- UPF
- 50
- Weight
- 120 g
- Fabric
- Recycled poly-elastane
- Thumbholes
- Yes
- Origin
- Portugal
- Care
- Machine wash cold
§ — The build
It weighs almost nothing
and goes under all of it.
The first layer you reach for — sun protection that disappears against the skin.
02
The construction
Flatlock seams and thumbholes — nothing to chafe under a pack.
03
The fit
Slim base-layer cut, made to disappear under everything else.
