Sealy Posturepedic Beale Street Plush Faux Eurotop Mattress (Twin XL Mattress Only) Individually wrapped coils for more personalized support and less motion transfer. The edge of this mattress is reinforced by a 2.5 inch band of high density foam to increase the sleeping surface as well as provide a comfortable seating edge around the mattress. Breathable fabric wrap to promote better Air flow. CoreSupport Center - The Center third of the mattress packed with extra coils and an additional band of gel memory foam to improve the durability of the mattress as well as the contoured support you feel when you lay down. 10 Year warranty against manufacturers defects