Lay-Z Spa Fiji Airjet 4 Person Inflatable Spa now $519(was $649) delivered

Costco has Lay-Z Spa Fiji Airjet 4 Person Inflatable Spa on sale for $519 delivered was $649. 

This product features:

• Soothing AirJet bubble massage system (120 jets)
• Ultra-strong DuraPlus walls are stress tested to offer durability
• Freeze Shield automatic heating prevents water from freezing & damaging the spa
• Program the spa heater up to 40 days in advance for future use
• ChemConnect dispenser provides a stable level of chlorine throughout the spa
• Power-saving, timer-controlled heating system
• Digital control panel & spa pump with integrated filtration system includes cup holders and is accessible from inside the spa