The yarn I used is Lamana Cosma, it’s a beautifull soft yarn, 60% cotton / 40% modal. To make this romper, you need 2 skeins of 50 gram. Size is app. 0 – 3 months.
I have made a video tutorial and a written pattern, you can buy the pattern in my Etsy shop: Etsy pattern Romper
or in my Ravelry Shop: Ravelry pattern romper