For all the details, refer to our Hoop Sizing Guide.
There’s not one single answer to that question, but it’s partially dependent on skill level. The golden rule of hoop sizing is: bigger, heavier hoops are easier to keep up and slower to hoop with. Smaller hoops are lighter and more versatile for dance moves, but more challenging to keep up while core hooping.
Looking for how to convert a hoop measured in ID (inner diameter) to OD (outer diameter)? Check out this ID to OD Tubing Conversion Help Doc