Viscofoam Anti-Sweat Deluxe Orthopedic Sitting Cushion Office Chair Anti-Sweat Visco Sitting CushionThe Gel Layer Contacts the Body and Takes the Body Heat of the Area, Helping to Reduce Your Body Temperature. Gel Visco Ultralux Gel Sitting Cushion Provides a Comfortable Sitting by Supporting Your Sitting. It helps your spine stay in a correct line and provides extra comfort by preserving the natural curve of your spine. Ultraluxe Gel Sitting Cushion Has More Gel Structure, More Air Channels and 1 Cm Extra Gel Compared to Classic Gel Cushions. Air