DeneB Classic Soft 10ml DeneB is a CE approved body contour 10ml dermal filler. Fantastic for non- surgical buttock enhancement providing a firm and natural look. DeneB Classic-S is an HA body filler by BioPlus Co and it uses new MDM technology. As a result, the product offers lasting body contouring results to patients of almost all ages. In most cases, its effects last for up to 16 months and adverse reactions are rare and mild. What�s great about this solution is that it does not contain aggressive chemicals.