Racquetball bags are for sports enthusiasts who have a knack for playing with racquets. The essential requirement of such bags is to be of a specific shape which all of the following ones have.
The red bag is suitable for motivating you to go to the training. The bag is roomy enough to keep adding things.
The combination of black and blue makes it gorgeous. The small pouch, attached at the front is for extra things that you might need to keep with you.
The black bag has shades of gray, blue, and green. Either carry this on your shoulder or hands, whichever is your preference.