I don't recall? I found it browsing Amazon randomly and purchased it immediately. There's a few other Arnold designs on there, too. Edit:

https://www.amazon.com/Arnold-Schwarzenegger-Custom-Shower-Curtain/dp/B0152V6ONS/ref=sr_1_2?ie=UTF8&qid=1471639007&sr=8-2&keywords=arnold+shower+curtain

https://www.amazon.com/Arnold-Schwarzenegger-Custom-Shower-Curtain/dp/B0152V6K82/ref=sr_1_5?ie=UTF8&qid=1471639007&sr=8-5&keywords=arnold+shower+curtain

https://www.amazon.com/150x180-bath-curtains-polyester-Packaged/dp/B01FPP6DE6/ref=sr_1_10?ie=UTF8&qid=1471639007&sr=8-10&keywords=arnold+shower+curtain

https://www.amazon.com/Arnold-Schwarzenegger-Custom-Shower-Curtain/dp/B01KNHWHE6/ref=sr_1_12?ie=UTF8&qid=1471639007&sr=8-12&keywords=arnold+shower+curtain