boot adidas first grade vs second grade?

as salam rakan2..

saya ada order boot adidas adiPure 11pro dgn harga 28 pound. tapi saya tak tahu samada boot tersebut 1st grade or 2nd grade..

minta tolong rakan2 yg power macam mana nak bezakan first and second grade boots? selain drp harga dan berat boots tersebut..

tq guys..