Bed Bug Proof Complete Basic Bedding Set, Twin, 9-Inch 100% Polyester Made in US Basic bedding set consists of 2 standard pillow encasements, 1 9-inchdeep mattress encasement, and 1 9-inchdeep boxspring cover Pillow and mattress encasements contain an impenetrable laminated barrier Pillow and mattress encasements are 100-percent waterproof All covers are machine washable cool, tumble dry low heat,- only use non-chlorine bleach when needed