The Foundry Supply Co Mens 3XL Quarter Zip Sweater Signature Navy Cotton NWT The Foundry Supply Co. quarter-zip sweater in Signature Navy offers a classic, versatile look for any wardrobe. Crafted from 100% cotton, this long-sleeve knit features a comfortable ribbed mock neck, cuffs, and hem. The lightweight yet durable construction makes it an ideal layering piece for transitional weather or casual office wear. Finished with a smooth-gliding zipper and a clean, solid aesthetic.