This is a one-piece jacket worked in the round.
The jacket can be made with a collar or without.
Any yarn can be used for this jacket.
Hook size depends on the yarn used.
The amount of yarn depends on the size of jacket you want to make. There is no restriction on how big this jacket can be made.
The pattern is available with both right or left handed pictures (pictures in right handed pattern are inverted - I’m a lefty)

This pattern is written in US terms.

Stitches used: foundation double crochet (can be replaced by a chain and a row of double crochet), single crochet, double crochet, chain, slip stitch.

Tools needed: Yarn, crochet hook, scissors, darning needle, stitch markers, measuring tape (optional)

I finished this pattern in two different sizes, each with about 550g of Wolltraum Fingering weight yarn. The pictured long jacket with the collar is size L, the short one size XXL.