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EACH MATTRESS SIZE HAS A DISTINCT MEASUREMENT THAT MANUFACTURERS HAVE AGREED IS THE STANDARD.
HOWEVER AS WITH ANY MANUFACTURED ITEM, SOMETIMES MATTRESSES DON'T MEASURE EXACTLY WHAT THEY
SHOULD. LIKE ANY PRODUCT THAT IS MADE BY HAND, ONE MATTRESS IS REALLY THE EXACT SAME SIZE
AS ANOTHER ONE. IN THE MANUFACTURING INDUSTRY, THE TERM ENGINEERING TOLERANCE REFERS TO DIMENSIONS,
PROPERTIES, OR CONDITIONS THAT MAY VARY FROM PRODUCT TO PRODUCT WITHOUT SIGNIFICANTLY AFFECTING
ITS FORM OR FUNCTION. TOLERANCES ARE ESTABLISHED TO ALLOW FOR RESPONSIBLE
LEEWAY FOR IMPERFECTIONS THAT DO NOT COMPROMISE THE PERFORMANCE OF A FINISHED PRODUCT. BECAUSE
OF FOAM COMPRESSIONS AND OTHER FACTORS, MATTRESS MANUFACTURERS HAVE AGREED TO WORK ON A ONE
INCH ENGINEERING TOLERANCE. SO ONE MATTRESS MAY MEASURE UP TO AN INCH SHORTER, LONGER,
NARROWER, OR WIDER THAN THE NEXT MATTRESS IN LINE.
THE DIMENSIONS OF A MATTRESS MAY VARY SLIGHTLY, BUT NOT IN THE WAY THAT HINDERS PERFORMANCE,
OR ITS ABILITY TO FIT ON A BED FRAME OF THE SAME SIZE. IF YOU HAVE ANY ADDITIONAL QUESTIONS
ABOUT MATTRESS MEASUREMENTS OR TOLERANCES, PLEASE FEEL FREE TO CALL US AT 1-800-455-1052.