These Wrinkle-Resistant Coveralls are styled in a Relaxed Fit to give you plenty of Comfortable room to move. Our True Bi-Swing Back is made with an elastic take-up for Ease of Movement and the Twill Blend provides Toughness yet is Naturally Soft, Breathable, and Easy to Wash. Features -8.5 oz. 55% Cotton/45% Polyester -Full Relaxed Fit for Superior Comfort -True Bi-Swing Back for Ease of Movement -Heavy Duty Leg Zipper to Knee -Reinforced Front and Rear Pockets - Left Rear Pocket with Zipper Closure -Two Exterior Front Pockets with Zipper Closures -Two-Piece Sleeves with Pleated Elbows -Double Pencil Stall on Left Sleeve -Triple Needle Stitching