Under Armour Men's UA HeatGear Armour Compression Shorts, 2-Pack 100% Polyester HeatGear fabric, with all the benefits of UA Compression, comfortable enough to be worn all day UPF30+ protects your skin from the sun's harmful rays 4-way stretch fabrication allows greater mobility in any direction Moisture Transport Systemwicks sweat & dries fast, Anti-odor technology prevents the growth of odor causing microbes Inseam: 6", 7 oz. Polyester/Elastane