Uniqlo
Washable Knit Ribbed Polo Sweater | Striped
F Fiber Grade
Left off the list
53% Rayon, 24% Polyester, 23% Nylon
$19.90 We left this one off the list.
Listing confirmed live Jun 9, 2026.
Why it earns an F
- Only 0% natural fiber, below the 50% floor.
- Dominated by 47% petroleum synthetic (24% polyester, 23% nylon) and 53% regenerated cellulose (53% rayon).
The exact composition
Body 53% Rayon, 24% Polyester, 23% 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.