The type F-1B extreme cold weather trousers have 4 pockets; zip up access to inner pants pockets; reinforced knees and seat; and zip up elastic cuffs. Outer shell is made of 50% cotton and 50% nylon. The interlining is made of 100% polyester. These trousers are dry clean only. These items are used. Available in waist sizes 28”, 30”, 32” and 34” and 36 ". Note: Trousers do not come with suspenders as shown.