*Mid Fill Soft-side with 6.25" water mattress bladder* FREE EXTENDED 20 YEAR WARRANTY!
Mattress Insert Bladder
Dual Bladders Available in king and queen size mattresses, is two bladders to separate and allow each person individual control of their sleeping environment for the ultimate in comfort. If ordering a DUAL system then you will want to add two heaters, (sold separately) one for each of the water chambers.