Florentine recipe, "Triangular cap sewing method" (Garment Maker; no sewing skill/rank required)
Ingredients:
Knitted Fabric x10
Cotton Fabric x10
Fine Fur x5
Cost: 100 sewing contribution consumption
Stats: +1
Art Trading, color-customizable, 1k total fame to equip, unisex.
Images rabbilog.blog46.fc2.com/blog-entry-223.html
Note: This might be a World Clock era-specific recipe. Haven't confirmed that as of yet.
Reportedly available during the following time periods (or if you have Adept of Ages title related to them)
15th Century P.2 through 16th Century P.1
16th Century P.3 through P.5