The Kleinert's Double Guarantee

We guarantee to provide the highest quality, most effective undershirt products to address the problems of sweat and odor control. We use advanced materials, design and labor components. Because we provide an enlarged water-proof underarm shield, we are confident that no sweat will pass through. These products represet a significant value above and beyond our competitors. If you are not satisfied for any reason please return the product unwashed and unworn for a refund within 30 days of receipt.