Apr 23, 2017 - The I-8 mattress and the I-LE mattress are two of the most luxurious models Sleep Number has to offer. Both offer foam comfort layers and . Sep 15, 2017 - Sleep Number's Limited Edition I-LE mattress shares many features of its sister I-8 and I-10 models. It offers multiple layers of foam comfort and . Apr 11, 2019 - The i7 has a 5″ comfort layer of gel-infused memory foam; its firmness options range from 'Soft' to 'Medium Firm' (3-6). The i8 and iLE both have 6″ comfort layers of polyfoam, and firmness ranges of 'Medium Soft' to 'Medium Firm' (4-6). The iLE bed is at the top of the Innovation line for Sleep Number. . Now with the bed in the zero gravity position and the number on 35 I sleep comfortable all . i8 · iLE (Innovation Special Edition) . SLEEP NUMBER 360, the Double Arrow Design, SELECT COMFORT, and IT are registered trademarks of Sleep Number . . but when you find it it's the most comfortable bed. I also love the technology that goes into this bed tracking your sleep patterns. I would recommend to anyone. the Double Arrow Design are registered trademarks of Select Comfort Corporation. . Setting up your new SLEEp NuMBEr® bed only takes about an hour, but Q. Where are the caps for air chamber(s)? And where should I store them? I've had several Select Comfort/Number beds for the past 20+ years. I just replaced a Cal King to a Queen and purchase the P5. It's taken a couple week to get . Firmness is a term used to describe the feel of a mattress or its comfort. between the iLE and the i8 which, in our opinion, is the best Sleep Number mattress .