slumberfy king size waterproof bamboo mattress encasement by slumberfy - premium skin-safe mattress protector with 360° ez zipper, lab-tested bed bug, zippered encasement (76x80 in) king 12-15" deep is up for auction in Home & Kitchen. The current bid is $1.00, 98% below the $64.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.