... ) Base size: 3*4"...8*6, 9*7, 10*8, or Customer supplied template 4) Knots: Single knots, ... double knots, injected knot, V-loop knot... 5) Undervent: Light, Medium, Heavy density, temple to temple, or ... full around or only front 6) Bleach Knots: Front ear ... fresh, black, brown, light brown, beig 10) Made for any hair type highlight and % ...