* Tensile Strength: Top sheet 19 psi, Bottom sheet 11 psi.
* Elongation %, Top sheet 750 [med],Bottom sheet 800 [high].
* Stiffness: Top sheet 50 [med],Bottom sheet 22 [low].
* Hardness: Top sheet 91 [med], Bottom sheet 83 [low].
* Compression %: Top sheet 50 [med], Bottom sheet 55 [high]