What kind of chiles did I buy?

I bought this bag of chiles with no label at a Mexican market today. Could anyone tell me what kind they are? I tried to ask the lady there what kind they were first in English and then in my broken Spanish but she seemed not to know or understand what I was asking.

They’re dark red and 4-5” long. I took a nibble of one and it had just a hint of heat and a little sweetness.

I was hoping to use them along with some guajillos and anchos that I have for a pozole