With its supportive high density foam core, the Wool Wrap combines upgraded technology with the softer feel of natural materials. The plush New Zealand wool is an ideal temperature regulator, keeping you cooler in the summer and warmer in the winter. The estimated daily use lifespan of this futon is 5-7 years, even longer if only used occasionally. Available in all traditional mattress dimensions, as well as chair & loveseat sizes. The twin futon loveseat size is a split mattress, with the chair sized 39 inches x 54 inches and an ottoman sized 39 inches x 21 inches.