Material: Reinforced Corten steel with rust-resistant coating Interior Lining: High-quality marine-grade epoxy or fiberglass finish for a smooth, waterproof interior Filtration System: Advanced skimmer, pump, and multi-stage filtration for crystal-clear water Heating Option: Optional electric or solar-powered heating system Lighting: Built-in LED underwater lighting for a stunning night-time effect Safety Features: Non-slip entry steps, optional handrails, and child-safety covers Customization: Available in various colors, decking, glass panels, and infinity edge designs.