Difference between synthetic or human hair?

[makeupfreak72]

i just ordered some hair extensions but they are synthetic, i know you cant use hot irons or curling irons on them but besides that what is the difference from synthetic and human hair? does it feel really fake and or look really fake once its blended into my hair? if someone would let me know? thanx!

 

[empericalbeauty]

 

[makeupfreak72]

 

[brewgrl]

 

[southcitybabe]

 

[enyadoresme]

 

[makeupfreak72]

 

[MACmaniac]

 

[brewgrl]