Polarshield - 4' x 8' Air Pillow for Above Ground Pool Winter Covers

Polarshield 4' x 8' Air Pillow will help keep your above ground swimming pool, pool cover, and equipment safe during the freezing winter months.

• Single air pillow for 28' round and small oval above ground pools
• Pillow dimensions: 4'x15'
• Prevents damage to pool structure
• Reduces strain on pool cover due to storms and debris