The Comfort Solutions Deluxe Collection 25/30 is made in conjunction with data from the Comfort Solutions Lab® and is designed and crafted specifically for those that have the matching Comfort Solutions Sleep Code. The 25/30 features Zoned Spinal Support which accommodates 75% of your body weight, keeping your spine in perfect alignment. Multiple layers of the highest quality, high-density foam free from fillers support up to 150kg per person providing unlimited durability. Covered in a luxurious four-way stretch fabric.