Firmness

• 中度承托 Medium (2)
• 中硬承托 Medium Firm (4)
• 高效承托 Firm (3)

Series

• Octaspring (1)
• S-Comfort (3)
• S-Ultimate (1)

Materials

• X-Foam 太空棉 (3)
• X-Foam 太空棉 + 高碳鋼袋裝彈簧 (1)
• X-Foam 太空棉 + Octaspring 蜂巢彈簧 (1)

Thickness

• 4"或以下 (1)
• 5”–8.75” (4)

能否自訂尺寸

• Yes (5)