The honest verdict: the Iona Plush 13" is the soft, side-sleeper end of the iComfort line. At about a 3 out of 10 it gives your shoulder and hip a real place to sink, the way side sleeping wants, and it does it at 13 inches, so you get the plush iComfort cradle without the height of the 14-inch Aspire Plush. If you sleep on your side and ...