• 540 Needles for Facial Body Hair Growth Derma Roller for Skin Beard : The Derma Roller has 540 needles that can be used for facial, body, hair, and beard growth. • 0.2mm 0.25mm 0.3mm needle Micro Face Roll Tool : The Derma Roller has three different needle sizes (0.2mm, 0.25mm, and 0.3mm) for customized use.
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