Important Made in USA Origin Disclaimer: For certain items sold by on the displayed country of origin information may not be accurate or consistent with manufacturer information. For updated, accurate country of origin data, it is recommended that you rely on product packaging or manufacturer information. The winter round above ground pool cover is a laminated polyethylene sheeting woven with thick, high-density polyethylene stitching which ensures superior tensile strength and durability. All covers are treated to provide maximum resistance to damaging ultraviolet rays to inhibit deterioration and increase longevity. Above ground pool covers feature a ratchet and cable system featuring high-test vinyl-coated cable.The Swimline Air Pillow will keep your pool and cover safe from ice in the winter months. The pillow helps to keep water off of your pool cover, why also helping to make sure your cover won't freeze to your pool water.Prepare your pool this winter with our pre-measured winterizing closing kit. Our powerful combination of winterizing chemicals help to prevent algae growth, eliminate minerals and metals that can cause liner stains and build The winter round above ground pool cover is a laminated polyethylene sheeting woven with thick, high-density polyethylene stitching which ensures superior tensile strength and durability. All covers are treated to provide maximum resistance to damaging ultraviolet rays to inhibit deterioration and increase longevity. Above ground pool covers feature a ratchet and cable system featuring high-test vinyl-coated cable. The Swimline Air Pillow will keep your pool and cover safe from ice in the winter months. The pillow helps to keep water off of your pool cover, why also helping to make sure your cover won't freeze to your pool water. Prepare your pool this winter with our pre-measured winterizing closing kit

• Winter Treatment - 1 Quart
• Stain Control - 1 Quart
• Non-Chlorine Shock - 1 Pound
• Small Winter Floater (1)

Winter Treatment - 1 Quart