Size #10 - the thickest and also more resistant Size #12 - they are finer, for more precision. Size # 13 - for soft base materials Size # 15 - for the thinnest hairs and for the softest materials.
Each tube has 25 needles of the chosen size.
This type of needle requires some preparation before its use. You must cut its eye (in order to trap the hairs) and then sharpen it (to make the hair punching process smoother).
