Loudmouth Golf Shorts Pretty Boy What are the Loudmouth Golf shorts made of Loudmouth Golf printed and striped shorts are made from a blend of 97% cotton and 3% spandex. Loudmouth Golf calls them summer poplin. The plaid and patchwork shorts are 100% cotton. Are Loudmouth Golf Pretty Boy Shorts machine washable Will they shrink Can I iron them You may wash your Loudmouth Golf shorts in cold water. Loudmouth Golf suggests line drying to avoid shrinkage. You may want them to shrink to fit. If so, warm tumble dry. They will shrink about 12 in the waist. You may press your Loudmouth Golf Shorts with the iron on CottonSteam setting. Keep iron moving to avoid scorching.