95% Super Waveless - 4 Layers with + 3 layers of lumbar support

The Sterling 400SX is a super wave reduced water mattress with extra mid body support. These two performance features make the 400 SX one of our most popular models

• Lumbar Support
  
• 9" Hardside Water Mattress
  
• Adjustable Temperature and Firmness
  
• Super Waveless with additional Back Support
  
• Molded Mattress Top
  
• Premium 24 mil Endura III Vinyl, Green
  
• 4 Full Size Layers 1.5 oz. Fiber
  
• 3 Mid-body Layers 1.5 oz. Fiber
  
• Fill and Air Vent Valves
  
• Black Bottom; "L" Corner Construction
  
• Tethered Wave Control System
  
• Made in U.S.A
  
• Vinyl colors may vary, does not change the wave control system
  
• 20 Year Extended Warranty
• FREE SHIPPING