yellow STING needles for dry needling USE: myofascial therapy of trigger points creates local inflammation mobilizing the body to activate healing processes muscular, joints, tendons pains FEATURES: high-quality japanese surgical steel sharpened thrice, ensure easy overcoming of the skin barrier high elasticity each needle is equipped with PCV guiding tube yellow cotter pin prevents from accidental slipping from the guiding tube packed 1 pc in a blister, 100 pcs in a box EO sterilised