Self-healing metal
Cor-Ten steel has an oxidized protective layer on the surface, no anti-rust treatment is required within 10 years
Dynamic appearance
Rust color changes with seasonal humidity, and exclusive color files are generated monthly for download
Gravity-stabilized design
Bottom trapezoidal weight + hidden drainage matrix

| Parameters | Model S | Model X |
|---|---|---|
| Steel thickness | 3.2mm | 4.8mm |
| Effective volume | 18L | 42L |
| Tilt angle | 15° | 22° |
| Extreme temperature | -40℃~80℃ | -40℃~80℃ |

Material recycling rate: 98% (supports closed-loop recycling program)
Production energy consumption: 67% lower than traditional cast iron process
Transport optimization: nestable packaging saves 43% of space