Bullfrog Spas Model A7 Hot Tubs & Swim Spas Bullfrog Spas Model A6 Hot Tubs & Swim Spas Bullfrog A6 Hot Tub Replacement Cover Premium Spa Lid Coast Spas Freedom Hot Tub Cover Spa Migo Hot Tub Covers Bullfrog Spas Model A7 Hot Tubs & Swim Spas. Custom fit for Bullfrog A6 Hot Tub (A: 88" x B: 80" Fold A in half) Older Model with 6" skirt High density foam insulation (1. 5 lb density) for superior heat retention Available in marine grade vinyl or Atlantis Pro Tex fabric for durability and weather resistance Reinforced hinge seal for added strength and long lasting performance Heat sealed vapor barriers to prevent moisture absorption Chemical resistant liner for improved durability and protection Durable reinforced handles for easy cover removal and handling Adjustable locking safety straps that meet ASTM safety standards, including all required mounting hardware for easy installation Optional upgrades available for enhanced performance and customization Need a different shape size? customize cover here! Have additional questions? 1 844 799 0071