Show some smarts. This flat cap from JJ Hats, made in Germany, uses linen to keep the head cool in warm weather and warm in colder conditions. Inside, a full cotton lining provides extra comfort. Wearers also show off their style with this five-panel cap's trendy colors, which add flair to any occasion. With a metal brand emblem on the back.

Material: 100% linen
Lining: 100% cotton
Length of visor: 5 cm