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Formday men's underwear, fabric-first daily comfort

Formday

Men’s underwear, fabric first.

Start with fabric

Upgrade your underwear, starting with the fabric.

Pick the material role that matches your day.

Formday M700 SilkModal 80S boxer brief in black.

Upgrade To Modal

M700 — The smoother modal upgrade.

4.84 reviews142 sold
Formday AURUM seamless underwear with lower-bulk refinement in Dark Gray.

Upgrade To aurum

AURUM — Lower-bulk refinement.

4.84 reviews18 sold

Why Formday

We choose each fabric for how it feels, stretches, breathes, and holds its shape.

The layer closest to your skin has to stay comfortable through sitting, commuting, movement, and travel.

From softer Modal to lighter Ice, movement-ready Sport, and lower-bulk AURUM, every line starts with a different wearing need — not a louder waistband.

Fabric selection at the mill — rolls of material chosen for feel, stretch, and drape.
Formday fabric-first philosophy expressed through material, touch, and daily wear.

Quietly · once a month

New cuts, restocks, and a sizing guide that actually helps.