Uniqlo
Open Collar Shirt | Short Sleeve
F Fiber Grade
Left off the list
60% Modal, 29% Cotton, 11% Nylon
$39.90 We left this one off the list.
Listing confirmed live Jun 9, 2026.
Why it earns an F
- Only 29% natural fiber, below the 50% floor.
- Dominated by 11% petroleum synthetic (11% nylon) and 60% regenerated cellulose (60% modal).
The exact composition
Body 60% Modal, 29% Cotton, 11% Nylon
We grade the body or shell, the fabric you actually wear. Synthetic linings or trims are shown here but do not change the grade.