1.5 pcs ventilating needles, modle 1-1 for 1 strands of hair ventilating, 1-2 for 1-2 strands of hair ventilating, 2-3 can pick up 2-3 strands of hair and 3-4 can pick up 3-4 strands of hair, 2# those needle are most use din ventilating the middle and front hair line of wigs, toupee, closure.
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