Amazon has many like this that are much cheaper!

https://www.amazon.com/Resistance-Bands%EF%BC%8CAcokki-Non-Slip-Strength-Workout/dp/B07S4MPB4F/ref=sr_1_7?dchild=1&keywords=hip+circle&qid=1598175354&sr=8-7

And if you're looking for them elsewhere, these kinds of resistance bands are often referred to as hip circles :)