Triple needle stitching on inseams, out seams, and arm seams. Lightweight for comfort, but durable. Elastic at back of waist. Pencil pocket on left arm. Zippered chest pockets and left back pocket to keep items secure. Sewn with Nomex(R) thread. Brass zippers with Nomex(R) tape. Covered snaps for electric-arc protection.7oz 100% Flame-Resistant Cotton TwillNormal Production Time:2 Working DaysProduct Size:XL REG
