, ▁curl , ▁full ness , ▁and ▁thick ness ▁of ▁natural ▁e y el ash es . ▁The ▁extensions ▁may ▁be ▁made ▁from ▁several ▁materials ▁including ▁m ink , ▁sil k , ▁synth etic , ▁human ▁or ▁horse h air . ▁The ▁main ▁method ▁of ▁applying ▁the ▁extensions ▁is ▁by ▁using ▁a ▁cy ano ac ry late ▁ad hes ive ▁to ▁apply ▁the ▁extension ( s ) ▁to ▁the ▁natural ▁l ash ▁ 1 - 2 ▁mm ▁from ▁the ▁base ▁of ▁the ▁natural ▁e y el ash , ▁never ▁making ▁contact ▁with ▁the ▁e y el id . ▁ ▁History ▁In ▁ 1 8 7 9 , ▁James ▁D . ▁McC abe ▁wrote ▁The ▁National ▁Encyclop ædia ▁of ▁Business ▁and ▁Social ▁Form s , ▁where , ▁in ▁the ▁section ▁" L aws ▁of ▁E ti qu ette ," ▁he ▁stated ▁that ▁e y el ash es ▁could ▁be ▁length ened ▁by ▁cutting ▁the ▁ends ▁with ▁a ▁pair ▁of ▁sc iss ors . ▁Other ▁beauty ▁books , ▁such ▁as ▁My ▁Lady ' s ▁D ress ing ▁Room ▁( 1 8 9 2 ) ▁by ▁Bar onne ▁Staff e ▁and ▁Beaut y ' s ▁A ids ▁or ▁How ▁to ▁be ▁Beautiful ▁( 1 9 0 1 ) ▁by ▁Count ess ▁C ▁also ▁state ▁that ▁the ▁trim ming ▁of ▁e y el ash es ▁along ▁with ▁the ▁use ▁of ▁the ▁pom ade ▁T rik ogene ▁benefit ▁e y el ash ▁growth . ▁Count ess ▁C ▁also ▁suggested ▁that ▁e y el ash es ▁can ▁be ▁given