Sihua C500/C500i Gen 2 Smart Lumbar Support Chair | Home Office Posture Support

Sihoo C500/C500i II Smart Lumbar Support Chair | Home Office & Daily Sitting Posture Setup

Sixth-generation space chassis, second-generation Domino lumbar support, 150° four-stage recline and stepless suspension; the C500i comes with a smart lumbar pillow. Fitmart starts from your home activities and work rhythm, allowing you to choose the appropriate configuration based on desk height, posture changes, and rest needs.

Usage Scenarios

• Working, studying, or prolonged desk use at home
• Need to switch between recline/footrest configurations for work and short breaks
• For daily habits that include regular standing up and stretching

Key Specifications

Dimensions: Approx. 113–133.5 cm (H); Seat approx. 50.5 cm (W), 51.5 cm (D); Seat height approx. 42.5–46.5 cm; Base diameter approx. 73.6 cm.

Materials: Mesh fabric, aluminum alloy base and back frame.

Available Styles

• C500 II Cloud White
• C500 II Obsidian Black
• C500i II Cloud White (Smart Lumbar Pillow Model)
• C500i II Obsidian Black (Smart Lumbar Pillow Model)

Purchase Tips

First, measure the clear height under your desk, doorway, chair base movement range, and recline/footrest space. This product is general furniture, not a medical or rehabilitation device; actual sitting comfort may vary depending on body type, adjustments, and usage habits.