Most drain mats are rectangular, with sizes ranging from small drain catchers around 1.26 inches up to bath or floor mats about 36 inches long; widths and depths vary between models.
Common drainage designs include slatted surfaces, perforated or drain holes, ribbed or grooved textures, and angled or sloped profiles that help channel water away quickly.
Common features include non-slip surface textures, soft rubber feet, and suction cups to secure mats on wet surfaces and improve traction.
Drain mats reduce mold and mildew by promoting drainage and faster drying: some are made from naturally mold-resistant materials, and designs with holes or slats increase airflow to limit moisture buildup.
Thickness varies by design: low-profile mats are around 0.2–0.25 inches, while thicker options can have profiles near 1.25 inches, depending on intended use.