Polarshield - 4' x 4' Air Pillow for Above Ground Pool Winter Covers

The Polarshield 4' x 4' Air Pillow will keep your above ground swimming pool, pool cover, and equipment safe during the freezing winter months.

• Single air pillow for small, round above ground pools
• Pillow dimensions: 4'x4'
• Prevents damage to pool structure
• Reduces strain on pool cover due to storms and debris

Please Note: Do not over inflate air pillow