4 Speed VestTough 13 ounce, 100% Cotton canvas exterior. 3 inch wide canvas accordion side panels with stretch nylon/Elastane construction. Vislon two-way weatherproof zipper with high-traction Hypalon pulls. Two lower front pockets have double-needle stitching and riveted corner reinforcements. Oversized hidden pocket on right chest has 8 inch vertical zipper and single patch pocket on left chest. 57% polyester/ 43% Repreve recycled interior liner with sublimated graphic. Woven stretch polyester collar with Spandex to hold shape. Single-needle, double-needle and overlock stitched polyester seams throughout. Embroidered interior tags and external brand detailing. EU: Tough 368,54 gsm, 100% Cotton canvas exterior. EU: 7,62 cm wide canvas accordion side panels with stretch nylon/Elastane construction. EU: Oversized hidden pocket on right chest has 20,32 cm vertical zipper and single patch pocket on left chest.