89 Interspace Y5 Pro Ergonomic Sliding Backrest Chair｜Work and Study Posture Configuration

89DIAN Y5 Pro Sliding Backrest Ergonomic Chair | Fitmart Work & Study Seating Configuration

Sliding backrest, adjustable three-point lumbar support, and rotating height-adjustable armrests. Available with or without headrest.

Use Cases

• Home office, study, or desk chair
• Choose casters or fixed glides based on desk height and activity space
• Complements a daily routine of regular standing and stretching

Dimensions and Materials

Dimensions: Armrest outer width approx. 67 cm; headrest width approx. 32 cm, height approx. 27–35 cm; back width approx. 52 cm, back height approx. 61 cm; seat width approx. 50 cm, seat depth approx. 37–45 cm, seat height approx. 42–54 cm; lumbar support width approx. 44–48 cm; five-star base width approx. 64 cm.

Materials: Mesh back, foam seat cushion, nylon five-star base.

Available Styles

• Y5Pro | With Headrest | Light Grey Sliding Backrest | Adjustable Three-Point Lumbar Support
• Y5Pro | With Headrest | Light Blue Sliding Backrest | Adjustable Three-Point Lumbar Support
• Y5Pro | Light Grey Sliding Backrest | Adjustable Three-Point Lumbar Support
• Y5Pro | Light Blue Sliding Backrest | Adjustable Three-Point Lumbar Support

Shopping Tips

First, measure the clear height under your desk, doorway, base movement range, and recline/footrest space. This product is general furniture, not medical or rehabilitation equipment; actual sitting comfort depends on body shape, adjustments, and usage habits.