The Ultra-Care Perimeter Plus Mattress is an 8”mattress with I Beam construction for maximum comfort and pressure reduction. 4 inch wide foam side rails allow for easy patient egress. This product is a full 80 x 36 inch mattress which alleviates entrapment concerns while providing a stable and effective support surface. • 3 inch foam base for support • 4 inch wide foam side rails for easy patient transport • 5 inches of alternating air • I Beam construction for maximum comfort and pressure reduction • Full 80 x 36 inch mattress to alleviate entrapment concerns • 1 year warranty • Supports patients up to 400lbs