A simple crochet hook in the classic style.
These Pony* crochet hooks come in a range of sizes and materials.
The tiniest ones below 2mm are made from steel for extra strength and are 12cm long
Then you have aluminium up to 5mm. They are 15cm long.
And the the chunkiest ones are made from plastic and are 15cm long too.
*Sometimes these hooks will be a similar type but from Milward.