Composed of Tyvek® 400 flash-spun, high-density polyethylene which creates a unique, nonwoven material\r\nOffers inherent barrier against particles down to 1.0 micron in size\r\nProtection built into the fabric itself, no films or laminates to abrade or wear away\r\nComfort fit design enables a greater range of movement while stretching and bending with reinforcement in high stress areas\r\nFeatures collar, zipper-front closure, open wrists/ankles, elastic waist, storm flap, set-in sleeves, and serged s