SKAPS GE-320 is a needle-punched nonwoven geotextile made of 100% polypropylene staple fibers, which are formed into a random network for dimensional stability. SKAPS GE-320 resists ultraviolet deterioration, rotting, biological degradation, naturally encountered basics, and acids. Polypropylene is stable within a pH range of 2 to 13.
SKAPS GE-320 conforms to the physical property values listed below:
| Property | Method | English (MARV2) | Metric (MARV2) |
| Weight | ASTM D 5261 | 32 oz/yd2 | 1085 g/m2 |
| Grab Tensile Strength | ASTM D 4632 | 600 lbs | 2.66 kN |
| Grab Elongation | ASTM D 4632 | 50% | 50% |
| Trapezoid Tear Strength | ASTM D 4533 | 270 lbs | 1.20 kN |
| CBR Puncture Resistance | ASTM D 6241 | 2287 lbs | 10.17 kN |
| UV Resistance | ASTM D 4355 | 70%/500 hrs. | 70%/500 hrs. |