Asian Hair Ventilating Needles

#1-2 Able to knot 1 to 2 strands of hair at a time #2-3 Able to knot 2 to 3 strands of hair at a time #3-4 Able to knot 3 to 4 strands of hair at a time #4-5 Able to knot 4 to 5 strands of hair at a time Needle length: .5" (short Asian needles) "N" is the code for Net and "S" is the code for skin or polyurethane materials.