Wow, so cheap. Shipping was quick.

No repetitions (some repeated patterns, but I don't mind).

None of mine have cracked or broken. I wash mine with soap and water because you aren't supposed to put the acrylic in alcohol, or it will crack/shatter. Just letting you guys know.

Both balls screw off, in case you need to use a longer/shorter barbell.

I recommend it! Out of all of them, I didn't like just 1 or 2. So go ahead guys, if you are thinking about getting them, do it.