... within 24 hours5.Color,1#,1B#,2#,4#,6#,8#,10#,12#,14#,16#,17#,18#,19#,20#, ... base system, All Swiss lace system, Full skin (all PU) base system, Lace Front system, etc. Also we ... , Double split knot, Injection and looping ventilation (on pu base), Under ventilation. We can bleach the front knots ... or all over. Hair densityExtra light 50%, Light 80%, Light/Medium 100%, Medium 130%, Medium ...