SaunaLife Insulated Cover for S2 Series Cold/Hot Plunge TubSaunaLife Insulated Cover for S2 Series Cold Hot Plunge Tub The Saunalife S2 Cover is the perfect accessory for protecting your S2 series Immersion plunge tub. This cover helps to keep sediment out, keeping your immersion tub cleaner even longer. Key Features With a tight fit, this cover ensures leaves and other unwanted floaters stay out, cutting down on cleaning time Offers superior insulation to maintain optimal water temperatures and reduce energy