Amazon has some cheap AmazonBasics USB C charging cables right now
6ft silver $5.13
https://www.amazon.com/gp/product/B07D7NLM2Y
6ft gold $5.26
https://www.amazon.com/gp/product/B07D7RZ1V2
3ft silver $5.42
https://www.amazon.com/gp/product/B07D7S9SMS
3ft Red $2.44 (Add-On Item)
https://www.amazon.com/gp/product/B07D7SZCV6
1ft Silver $4.78 (Add-On Item)
https://www.amazon.com/gp/product/B07D7NG8NC
1ft Gold $3.50 (Add-On Item)
https://www.amazon.com/gp/product/B07D7NLP4T
Free shipping with Prime or Prime Day for Add-On Items