I bought mine at a local phone repair shop, but Amazon is rife with them. Here's a random result which I'm sure you can improve upon. They generally come with a

I bought mine at a local phone repair shop, but Amazon is rife with them. Here's a random result which I'm sure you can improve upon. They generally come with a little lanyard of nylon or silicone to permanently tie to your USB cable. https://www.amazon.com/TechMatte-Lightning-Compatible-Headphones-Anti-Lost/dp/B0C5CTK6VW/ref=sr_1_5?crid=3UJ7A02EHXL2M&keywords=usb+c+to+lightning+adapter&qid=1693404785&sprefix=usb+c+to+lightning+%2Caps%2C332&sr=8-5 https://www.amazon.com/TechMatte-Lightning-Compatible-Headph...