Material = Dri-Fit (100% Polyester) Size = Medium (M) Waist Size = 28-32 (Stretchy) Length = 17 inches Rise = 11 inches Measure using the chart in the last photo and compare to something you own. Small key pocket inside. Brief liner linside. Drawstring inside. Silver tab on each side is reflective. I combine shipping on multiple items from my store! Just add all the items to your cart and checkout. I will ship them together and refund all the money saved.