... type 4,5,6 3)Ultrasonic Bound seam ,with self adhesive tape 4)Liquid-Proof A. Materials : ... waist,wrists,and ankles,zipper cover flap with self adhesive tape.D. Provides liquid-proof particles- ... proof protection with the layer of bacteria filtration.E. ... superior breathable and comfortable.F.High structure strength with excellent tonsile,tear and abrasion resistance.G. ...