This list is examples to give you an idea of what is need.
Size 6 Hook https://amzn.eu/d/2O4LZOD
Chunky Yarn any colour https://www.woolwarehouse.co.uk/yarn?dir=asc&order=price&yarn_weight=2043
Yarn Needle https://amzn.eu/d/3IhI0so
Toy Stuffing please note you can also use an old pillow https://amzn.eu/d/06PVUKA