Oak Convertible Sofa Bed - Space-Saving Japanese Design with Washable Fabric & Solid Wood Frame

Materials & Craftsmanship:
Solid oak frame: FAS-grade North American oak (dense grain, mountain-shaped texture) + New Zealand pine secondary structure.
Breathable linen-like fabric: ≥4/5 pilling resistance, 40,000+ Martindale abrasion cycles tested.
Non-toxic finish: Chenguang odorless paint with 4-layer open-pore spraying (preserves wood grain, REACH compliant).
Functional Design:
Dual-mode transformation: Converts from sofa to bed with 4.7" (12cm) elevated clearance for robot vacuums.
Space-efficient footprint: Expands to 1.07 sq ft (0.1㎡) for compact rooms/studies.
Full-zip removable covers: Machine-washable surface for easy cleaning.
Comfort & Safety:
Layered cushion system: High-density rebound foam (80,000 compression cycles tested) + plush cotton filling.
Ergonomic backrest: 19" height (48cm) with cervical spine support and cloud-like softness.
Child-safe details: Rounded armrests, 2" (5cm) padded edge buffers, splinter-free polishing.
Durability & Testing:
Frame stability: 8%-12% moisture-controlled kiln-dried wood prevents warping.
Longevity proven: Foam withstands 75kg x 16 daily uses x 13.6 years simulated lifespan.
Fabric performance: 4-5/5 colorfastness, pH 6.5 skin-friendly verified.
Sustainability:
Emission-free materials: Zero detectable formaldehyde/VOCs (SGS certified).
Responsible sourcing: FSC-tracked North American oak plantations.