I mean they are all over Amazon. I'd buy from that Etsy store the other person posted just to not feed the corporate behemoth, but you know. Some examples:

https://www.amazon.com/Pieces-Vintage-Universal-Shoulder-Photographers/dp/B09GX9DK7C/ref=sr_1_36?crid=38E28GWTB2IJZ&keywords=camera+strap&qid=1670724756&sprefix=camera+strap%2Caps%2C108&sr=8-36

https://www.amazon.com/CHMETE-Universal-Adjustable-Camcorder-Shoulder/dp/B01LPSGVJY/ref=sr_1_15?crid=38E28GWTB2IJZ&keywords=camera+strap&qid=1670724705&sprefix=camera+strap%2Caps%2C108&sr=8-15

https://www.amazon.com/Vintage-Embroidered-Universal-Shoulder-Fujifilm/dp/B07F638LR2/ref=sr_1_10?crid=38E28GWTB2IJZ&keywords=camera%2Bstrap&qid=1670724705&sprefix=camera%2Bstrap%2Caps%2C108&sr=8-10&th=1

I just searched for "Camera Strap"