Auralex Acoustics BabyGramma v2 Isolation Platform for Amplifers， 1.75 x 15 x 15-Inches<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Hear the true sound of your amp， loudspeaker or subwoofer </span></li><li><span class="a-list-item"> Decouples the amp from the floor for incredible purity </span></li><li><span class="a-list-item"> Instantly improve your sound on-stage or in the studio </span></li><li><span class="a-list-item"> A tighter， more focused low end </span></li><li><span class="a-list-item"> Weight Limit: 200lbs. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41am0w1IIAL.jpg" noproxy>