Constructed of two (2) layers of impervious 14 oz., nylon reinforced, vinyl that will not absorb body fluids.  All weight bearing webbing straps cross through the middle of the device, where the patient's weight is centered.  The double stitched webbing design provides a better weight distribution while lifting and transporting.  All webbing ends are box "X-ed" and bound over for additional strength.  Storage bag is included.  Wt Capacity:  700 lbs.  Measures 60" X 80"  Total wt:  80oz  Color:  Yellow