Beyond the Cutaway: Why Most Ischial Tuberosity Cushions Fail Clinical Validation
Discover why 60% of generic tailbone cushions fail clinical ergonomic tests. This deep dive from DOWCHI Sleep-Tech Lab reveals the biomechanical flaws in standard U-shaped cutouts and uniform-density foam. Learn how advanced OEM engineering—including dual-zone dynamic molding and strict density tolerance controls—helps wellness brands source a truly effective sit bone support cushion while minimizing customer return rates.