Here are two different sites with DIY info:
(sorry my clickys don't work, chrome seems to have it out for me)
https://tinyurl.com/647fgop
https://tinyurl.com/6a3lp6q
And just in case here is a site you can buy from that isn't too expensive:
https://pickysticky.com/index.php
Re: Monthly Onesie Stickers
Here are two different sites with DIY info:
(sorry my clickys don't work, chrome seems to have it out for me)
https://tinyurl.com/647fgop
https://tinyurl.com/6a3lp6q
And just in case here is a site you can buy from that isn't too expensive:
https://pickysticky.com/index.php