... 2,natural hairline,invisible knots 3,Quick and safe shipping Silk Top Lace Frontal Hair material 100% Indian human hair, Chinese ... others. Hair texture Silky straight,yaki straight,kinky,wave,super curly or customer's requirment. Material Swiss lace, French lace, Fine Mono ... .5*4,4*5,5*6 ect or as customer's requirement Knots Single knot, double knots, revert knots, new revert ...