Nick here from Shopify.
I did a little digging and found a few different baby product suppliers for you. They come in all different shapes and sizes. Can I ask where you're based? Knowing where you are could help narrow down the distributors if you find one close by that you resonate with. In the meantime, maybe one of these ones already do. Let's take a peek:
I also found this article which goes through and discusses the pros and cons of 15 of the top baby product distributors around the world. You can read it here.
Have you just recently set up a store on Shopify? If you have any other questions about it, be sure to let me know!