crochet koala plush/amigurumi stuffed animals

Tools and materials:
Yarn: YarnArt 120m/50g light grey 49, blue 17 and black 53;
Yarn: Vita CoCo №3852 100% Cotton 240m/50g and №3851 100% Cotton 240m/50g.
Hook Clover №2,5;
Holofayber;
Wire frame 1 mm (optional);
Safe eyes 10 mm;
Needle and strong thread for tightening;
Sharp scissors.