Oh was just checking and you can get the Butterfly XT on Amazon with Prime shipping as well.

They're just $5 but you wont be able to choose the color which sucks. They do give you the choice to choose a color but the price jumps up to $8-$9.

https://www.amazon.com/Duncan-Purple-Unresponsive-Concave-Bearing/dp/B00BWJK0KS/ref=sr\_1\_1?crid=2VUJZH7MH2XOR&keywords=butterfly%2Bxt&qid=1656173061&sprefix=butterfly%2Bxt%2Caps%2C217&sr=8-1&th=1