TeraNova™
| Model | Material | Firmness | Durability | Image | Comments |
| Exervo™ PE2 | Medical grade polyethylene foam extruded then cured and cut. Perfectly round with straight cut edges. | Level 3, Moderately Firm - some give at the surface | Good | |
Economically priced and recommended for occassional use, lighter weight users and those users requiring a more gentle level of massage pressure. 90 day home use warranty. Color: White |
| Exervo™ Nimbus Endurabead™ | Polyethylene beads utilizing a new process of heat compression molding which forms a highly durable, perfectly round roller. Radius edges for comfort. | Level 5, Very Firm - little to no give at the surface | Excellent | |
Highly durable EnduraBead™ construction. Will not go out of round. Firmer than the Nimbus Lite, TeraNova or PE2. Recommended for users needing very firm, intense and deep massage pressure. One year home or commercial warranty. Color: Black |
| Exervo™ Nimbus Lite Endurabead™ | Polyethylene beads utilizing a new process of heat compression molding which forms a highly durable, perfectly round roller. Radius edges for comfort. | Level 4, Firm - 10% softer than our very firm black Nimbus | Excellent | |
Highly durable EnduraBead™ construction. Will not go out of round. Firmer than the TeraNova or PE2. Recommended for users needing firm, deep massage pressure. One year home or commercial warranty. Color: White |
| Exervo™ TeraNova™ |
Premium, cross-linked molded EVA foam. Honeycomb pattern surface for improved tactile feel. Radius edges for comfort. | Level 3, Moderately Firm - some give at the surface | Excellent | |
Premium EVA foam with a warm, soft feel so it's nice when working with it against the skin. Moderate massage pressure and beautifully crafted. Excellent durability - will not go out of round. One year home or commercial use warranty. Color: Green |
| Copyright 2010 Nefitco, Inc. |
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Nefitco Foam Roller Firmness Scale |
| Level 5, Very Firm: Very little give at the surface when kneeling on the roller. Deep massage pressure that may cause discomfort for some users but welcomed by others |
| Level 4, Firm: Slight give at the surface when kneeling on the roller. Deep massage pressure with less discomfort than a Level 5 roller |
| Level 3, Moderately Firm: Some give at the surface when kneeling on the roller. Moderate massage pressure with least amount of discomfort |