Size Measurement: S size: Waist 25.2″-31.7″ M size: Waist 26.8″-34.6″ L size: Waist 28.3″-37.3″ XL size: Waist 29.9″-40.9″ Package: 2-5 packs of Men's Seamless Boxer Brief Stretchable Underwear 5-pcs Set, Three Colors