We are looking, surving also comparing all prices that we received. In fact if you can give us new price we will notice you soon. we need anti static shielding bag with 150 mic thickness( dubble layer),gray color,for 7 sizes: 1. 8*10 2.10*15 3.15*20 4.18*25 5.20*35 6.30*40 7.40*50