Heavy-Duty Folding Bed Board, End Sagging Mattresses And Eliminates Discomfort. Provides a restful nights sleep Before Spending Money On A New Mattress, Try These Practical Bed Boards-At A Fraction Of The Cost! Eliminate backache from worn mattress instantly. Measures 30" x 60" Our Heavy-Duty Folding Bed Board, eliminates sagging mattresses and discomfort. Before spending money on a new mattress, try these practical bed boards at a fraction of the cost! Provides a restful nights sleep and eliminates backache from worn mattress instantly. Simply slip this durable 7 ply board between the mattress and box spring. Our folding bed board is rigid, sturdy and lightweight. Conveniently fold into fourths so you can slip it into your suitcase for easy travel. Enjoy a good nights sleep anywhere. Easy to clean just wipe with a damp cloth. You can use 2 boards for a full size bed. Measures 30 x 60.