black gray express package bag thick waterproof material return e-commerce special with bag logistics packing bag production wholesale

black thickened 12 silk(黑色加厚款12丝) black gray common style 10 silk(黑灰色常规款10丝) low voltage black economy style 8 wire(低压黑经济款8丝)

15*25(15*25) 17*30(17*30) 17*35(17*35) 20*30(20*30) 20*35(20*35) 20*40(20*40) 25*35(25*35) 25*40(25*40) 26*42(26*42) 28*42(28*42) 28*48(28*48) 30*40(30*40) 32*45(32*45) 32*48(32*48) 35*45(35*45) 35*52(35*52) 38*52(38*52) 40*55(40*55) 40*60(40*60) 40*65(40*65) 42*52(42*52) 45*55(45*55) 45*60(45*60) 45*65(45*65) 50*60(50*60) 50*65(50*65) 50*70(50*70) 60*70(60*70) 60*80(60*80) 70*80(70*80)