Men's Frank Shorter Marathon Split Short 3" Inseam gel this revolutionary shoe features IncrediRUN The SONICBLAST shoe offers this revolutionary shoe features IncrediRUN foam for unmatched energy return and responsiveness Bring one on the go or snack on one pre workout for a quick tasty energy source these durable and lightweight 3 inch inseam half split shorts are crafted with stretch woven Dri Run microfiber polyester fibers and stretch woven panels that provide excellent range of motion and breathability while a moisture wicking liner adds engineered support Take our best selling half split short and add 4 handy pockets across the back of these shorts for all the nutritionals and other essentials you might need on your run