Our boxer briefs give you the support and comfort to make it through the day featuring a double fabric fly, a longer leg that will not ride up under clothing and a lower rise that fits at the natural waist. All white pack: 100% cotton Blue pack: solids are 100% cotton, blue heathers are 60% cotton/40% polyester Black, gray & white pack: solids are 100% cotton, gray heather is 60% cotton/40% polyester   # Pieces In Set: 4-Pack Features: Multi-Pack, Tag Free, Comfort Waistband, Preshrunk, Fly Front Closure Type: Elastic Fiber Content: 100% Cotton Fabric Description: Rib Care: Machine Wash, Tumble Dry Material: Cotton Country of Origin: Imported