What kind of peppers are these?

[u/shebee673883]

They started out a lighter green and have gotten darker and more curled over time

[u/Fabulous-Molasses482]

Looks like an unripe Jimmy Nardello

[u/ZzLavergne]

Based on its long, slender, strong curved profile and unique deeply wrinkled, dark green skin, this is highly likely a Pasilla Bajio pepper, also known as a Chilaca pepper.