Answer:
Me quedan bien.
Step-by-step explanation:
The phrase: "they fit me well", translated into Spanish, could be read as: "Me queda bien" or "Me quedan bien". Usually, it is used to express that the person tried something (whether clothing, such as a shirt, pants or a dress or footwear, such as a pair of boots, or a pair of shoes) verifies and communicates that It is his size and he likes how it looks.