DIYIN Bathroom Mat, PVC Shower Non-Slip Mat, Hollow Plastic Water Barrier Mat, 4.5mm Thick, Gray, 0.9 Meters Wide, 2 Meters Long

3.5mm is the standard version, not tear-resistant, average wear resistance, not recommended for use; 4.5mm standard version for short-term use, not recommended for long-term use; 5mm thickened version with high cost performance and good wear-resistant anti-slip effect; special 5mm thickened version with good water permeability and comfortable foot feel; 6mm thickened version with dense mesh, sturdy and durable, suitable for high-traffic public areas