Firmness

• Soft (1)
• Medium Soft (2)
• Medium (2)
• Medium Firm (3)

Material

• X-Foam (2)
• X-Foam + High carbon steel independent spring (2)

Maintenance period

• 10 years maintenance (4)

Thickness

• 5”–8.75” (3)
• 9" or above (1)

Customize the size

• Yes (4)