flat felt seam
A flat narrow fold in cloth is called a pleat. Pleats are created by folding material over on itself and then securing it in place with stitching or pressing. They are often used in clothing and home décor to add structure and design detail.
are you asking about what materials can be used to make a long narrow and flat shape? if so its all dependent on the properties you require.. if not, whats the question can you be more specific? Jason MEng
i have narrow flat curved stool
pleat
Flatboat
a pleat
A long or flat narrow muscle :)
A rift valley has steep narrow sides and a flat floor. A rift valley forms where the Earth's crust is spreading or splitting apart.
Sounds like a pleat.
They can be a barge or a narrow boat.
a narrow flat braid or rounded cord of fabric used for trimming
Cufa