| Substitution af phthalatblødgjort PVC-vandmadras hos Akva Waterbeds Bilag A | 
| High resistance toward bacteria growth | 
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| Flex at low power and the material must come back | Flexing power less than 16 MPa [N/mm².] Close to linear flex/length curve. More than 3 times flex before braking | 
| Soft hand as the PVC we use now, surface mat with no abrasion | 60 Shore A | 
| Low water penetration | less than 0.46 g/(h*m²) - (0,5 mm. PVC, 38°C,0-90% RH) | 
| Pin holes sensitivity must be much higher than PVC | 
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| Life expectancy in use as watermattress (0,56 mm). | 10 - 12 years | 
| Can be sealed by RF (If not possible, then Ultrasound) | 
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| Material with | > 2350 mm | 
| Stabile on moderate temperatures | 0 - 65 ° C | 
    Akva Waterbeds ApS