Thickness = T
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How to measure
Measure the exact dimensions of the seating surface (not the old cushion), at the widest points. Thickness is measured with the cushion lying flat. Fractional inches welcome — 23½″ is 23.5.
Custom Mattress & Topper
Custom-cut mattresses and toppers for RVs, campers, boats and odd-size beds.
From $19.99
1. Shape
2. Dimensions (inches)
Accepts ¼″ steps — 23.5 means 23 ½″
3. Foam Type
4. Finishing Options
Optional — priced by your actual size
5. Cover Fabric
Your price
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