T shirt

What do I need to start?

fabric - cotton
elastic
measurements for patterns making
+ basic tools I have

How to do?

https://www.youtube.com/watch?v=-32LirDBsTY
https://www.wikihow.com/Make-Clothing
https://threadtheoryblog.wordpress.com/2015/09/21/how-to-sew-a-mens-t-shirt/