Mattress Cover Allergy Relief Twin size 39 x75 x9 Zippered Canes Specialty 20 Piece Full Kit * Ships via truck 20 Piece Full Kit * 20 Piece Kit includes all 20 sizes of evaluators and protective case Use to test sensation levels and obtain objective data for accurate reporting on the status of diminishing or returning sensibility * 25 inches length x 5 s sleep and allergy relief * All of our covers are laboratory tested and efficient against dust allergens and pet dander * Zippered Mattress Cover * Twin 39 x75 x9 * Six gauge vinyl * Heavy Duty and durable * One cover per package * 100% Waterproof * Fire retardent * Notice to California Consumers: WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm * Our allergy relief bedding is designed specifically to prevent dust allergens from becoming airborne * The membrane free tight weave construction prevents dust allergens and pet dander from becoming airborne * No membrane means the most comfortable and cool night