Men's UNDER ARMOUR® HEATGEAR SONIC COMPRESSION SHORT :: Get serious support for your serious workout with your men's Under Armour® Heatgear Sonic Compression Short. Move freely with the four-way stretch material without restriction. And stay cool and fresh longer with the anti-odor technology. Forget about annoying chafing, you'll feel great with the smooth flatlock seams. And get a comfortable fit with the elastic waistband.