Our Disposable Phone Case not only protect against the spread of germs, they also have an additive that fights to reduce harmful microbe activity by 98% within two hours. Because our product has been tested to meet FDA standards. Within 24 hours there is a 99.9% reduction in harmful microbes, including MRSA, Staph, Pneumonia and more. We ship out in 1-2 business days. We are so sure you will love SmartSleeves that we offer you a 100% money back guarantee. If for any reason you're not completely satisfied with the product just send it back within 4 business days for a full refund.