Zipp Mattress, Revolutionary Vertical Interlocking Foam for Perfect Comfort, Support & Cooling, Better than Memory Foam, Highest-Grade Chemical-Free Materials, No-Risk 100-Night Trial, QueenCOMFORT, SUPPORT & COOLING: The Ziwi ZiPP uses patent pending ZiPP technology to offer the perfect balance of comfort, support, and coolinggiving you deep and restorative sleep regardless of your body shape, weight, or sleep position. REVOLUTIONARY NEW SLEEP TECHNOLOGY: Introducing Ziwi ZiPPthe biggest innovation in the mattress industry in nearly 60 years. Ziwi ZiPP isn't just another mattress. It's a revolution in sleep technology that will redefine