The Sterling 400SX, a super wave reduced watermattress 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, Purple
• 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
• 5 year Full Warranty; Lifetime Prorated Warranty
