lappet

Decorative, tail-like flaps protruding from the wearer's headwear. May be singular or multiple.

• Danbooru post #7353737: Lace lappet
• Danbooru post #5939016: Striped lappet
• Danbooru post #75580: See-through lappet
• Danbooru post #6862614: Lappets on a zhuang hat

For ear flaps that only cover the ears, see ushanka.