Top Cover: 3mm P-Cell is superior to Plastazote in cushioning, shock absorption, tensile strength and abrasiveness.
Mid: 3mm Lunairmed – Extra soft, low density EVA ideal for use as cushioning. Higher quality material than Poron.
Shell: EVA mold for accommodative support.
Bottom: 1.5mm Nyplex – excellent closed cell cushioning capability, as well as being durable, resilient and washable.