1. Bed Frame: Oak wood imported from Thailand

2. Springs: 14 piano wire springs imported from South Korea

3. Wheels: 4 imported silent pulleys + human-based bearings

4. Tracks: 2 thickened aluminum alloy tracks (3.0mm)

5. Tower: 3mm thick 304 stainless steel

6. Leather: 1.3mm microfiber leather

7. Foam: High-density sports foam/EVA

8. Accessory Set (4-piece box, kick plate, footrest, adapter plate)