Professional modular ABS plastic locker designed for 100% waterproof and corrosion-resistant storage in high-humidity environments like gyms, pools, and schools. Heavy-duty impact-resistant structure featuring a screw-less modular design (Mortise and Tenon) for stable stacking and easy DIY assembly. Finished with a premium matte texture available in 11+ colors, ensuring an eco-friendly, rust-proof, and long-lasting storage solution.