Nano brows, also known as nano needling, is a semi-permanent makeup technique that creates the illusion of fuller, more defined eyebrows. This technique uses a digital machine with a needle so thin that it resembles a hair strand. It's a popular choice for those who want a more natural look compared to traditional microblading.

If you're in Chicago and looking for the best places to get nano brows done, here are some top-rated studios you might want to consider:

1. **Brow Studio 7**: Located in the heart of downtown Chicago, Brow Studio 7 is known for their meticulous attention to detail and exceptional customer service. Their skilled technicians are well-versed in the nano brows technique, ensuring a natural and flawless finish.

2. **Chicago Brow and Lash**: This studio offers a variety of semi-permanent makeup services, including nano brows. They are committed to providing personalized services to suit each client's unique needs and preferences.

3. **Brow & Lash Boutique**: This boutique studio specializes in brow and lash services. They have a team of experienced technicians who are trained in the latest techniques, including nano brows.

4. **Browtique**: Located in the trendy neighborhood of Wicker Park, Browtique is a favorite among locals for their high-quality services and friendly staff. They offer nano brows along with a range of other brow services.

5. **The Browtender**: Known for their personalized approach, The Browtender offers a range of brow services, including nano brows. Their technicians are highly skilled and dedicated to helping clients achieve their desired look.

Remember, it's always a good idea to do your research and read reviews before choosing a studio. Also, don't forget to book a consultation to discuss your expectations and any concerns you may have.