The SIZE of Shower Hair Catcher :4.9x4.9x0.26 (inches),suitable for round flat shower drain. Fits most of less than 4.5 inch outlet of sinks, showers or tubs drain, pls measure drain size and choose suitable size cover. Bathtub Drain Hair Catcher.The hair catcher is made of Weighted Metal material and heavy, surrounded by soft silicone, which can be firmly attached to shower drain, non-slip and sturdy. Strong Drainage Capacity shower drain hair catcher. The silicone around this product forms an inclined angle with the ground, and it is covered with dense drainage holes, which can drain quickly. Safe and Durable Design.