f6685979__Personal_Comfort_A5__Mattress__Personal_Comfort
Works with Adjustable Beds Upgrade the product to an adjustable bed anytime. [Sleep Number®] Yes But no cost savings. [Personal Comfort] 
Yes Cost savings when upgraded if you purchase today or at a later date. Value added feature.
Sleep Number p5 Bed ® versus the Personal Comfort A5® Mattress
Personal Comfort