The Utopia Bedding Zippered Mattress Protector seemed and felt so thin that we were not self-assured it could secure from spills, let alone bedbugs and mud mites. It ripped just before we had an opportunity to adequately test it. We mentioned several unfastened threads over the seams prior to washing. https://bambooviscosesheets65207.mdkblog.com/40500378/how-much-you-need-to-expect-you-ll-pay-for-a-good-bamboo-viscose-sheets