Winter Pool Defense System: Floating underneath your pool winter cover, this premium pool pillow relieves harmful ice expansion pressure on pool walls and elevates the cover center to prevent buildup of snow, rainwater, ice and debris for all-season winter pool protection.
Cold-Resistant Heavy-Duty PVC Material: Crafted with thickened freeze-proof PVC material, this winter pool pillow resists low-temperature damage, punctures, tears and air leakage, delivering stable and long-lasting performance for annual pool winterization.
User-Friendly Boston Valve Design: Equipped with a practical double-layer Boston valve to support fast manual inflation and effortless post-season deflation, simply inflate to 70%-90% capacity to reserve expansion space and achieve ideal winter protection effects.
Stable Positioning with Secure Ropes: Comes with six 20 ft durable tying ropes to firmly fix the pillow at the center of the pool, effectively preventing offset caused by wind, water and snow and ensuring even pressure distribution for consistent protection.
Universal Pool Compatibility: Multi-functional as a cover support cushion and ice equalizer, this versatile pool pillow fits round, oval and rectangular above ground pools, effectively extending the service life of pools and winter covers in cold weather.
