Perfect Fit: Designed for all 6-person square hot tubs up to 145cm, this 140x140cm spa cover ensures a snug and secure fit. Energy Saving: Innovative heat insulator technology helps save energy by retaining heat, reducing your spa's running costs. Weather Protection: This inflatable lid offers excellent protection against rain, preventing overflow and keeping your spa clean. Heat Insulator: Keep your spa water warm and inviting with our efficient heat insulation, ideal for year-round use. Durable & Reliable: Made with high-quality materials for durability, this protective cover is designed to last, offering you peace of mind and extended spa enjoyment.