Uniqlo
Washable Knitted Shirt | Short Sleeve
F Fiber Grade
Left off the list
65% Polyester, 35% Cotton
$39.90 We left this one off the list.
Listing confirmed live Jun 9, 2026.
Why it earns an F
- Only 35% natural fiber, below the 50% floor.
- Dominated by 65% petroleum synthetic (65% polyester).
The exact composition
Body 65% Polyester, 35% Cotton
We grade the body or shell, the fabric you actually wear. Synthetic linings or trims are shown here but do not change the grade.