Innomax 600 St 22 mil Waveless Waterbed Mattress King Size with Elegant Stand up Liner, High Volt Heater, Conditioner, Fill and Drain Kit and Soft Cushion Pad Comfortable 7 layer ergonomic waterbed comes with 22 mil vinyl aqua marine support Quick High volt heater and easy fill and drain kit Reinforced edges so your mattress will not leak or break Elegant Stand up Liner Mattress Pad of soft cushion included to give you an extra comfy sleep, protect your mattress, and keep your sheets in place