1) PP, microporous, Tyvek 2)Meeting type 4,5,6 3)Ultrasonic Bound seam ,with self adhesive ... +SMS, Spunlace woodpulp, Mircoporous,TyvekB. Special Sewing: a.. Thread sewing b.. Ultrasonic bound c.. Taping C. Zipper front,elastic waist,wrists ... , 25pcs/ctnb. 1pc/polybag, 25pcs/ctnc. 1pc/polybag, 50pcs/ctn Type 4,5,6 Coverall