Cosy Tub Heat Saving Extra Thick Thermal Spa Blanket Protector

These floating covers can help your spa in many ways, firstly by aiding your thermal spa cover giving you an extra layer of heat retention, these covers also prolong the life of your spa hard top cover. Helps to cut down on both chemical and heating bills! Covers come 7ftx7ft square they can easily be trimmed once laid on the spa to fit perfectly using scissors.