No wasted energy, only more gains. The mineral-infused fabric takes the energy you give off when you work and reflects it back into your muscles, increasing blood flow and helping them work harder.As your body emits energy, the mineral-infused fabric absorbs & reflects it back into tissues & muscles, improving endurance & strengthMesh panels for strategic ventilationAnti-odor technology prevents the growth of odor-causing microbesModified raglan sleeve & low profile collar constructionPowered by CelliantBody: 82% Polyester18% ElastaneMesh Panels: 90% Polyester/10% ElastaneImported