Yarn needles in aluminium. You need to use the needle suitable for the yarn.
The plastic loop allows you to use any knitting yarn very easily.
Includes 3 needles of 3 different sizes
Size 1: for fine yarn (which is knitted with needles from 2 to 6)
Size 2: For medium yarn (which is knitted with 7-10 needles)
Size 3: For thick yarn (which knitted with needles from 11 to 20)
If you want to realize any kind of work, do not hesitate to visit the website with free tutorials (english subtitles).