Silicone material, flexiable and pliable. This sink matwould conform to a slight curve up the the sink side. Silicone sink mat will cushion the sudden force if dishes or bowls fall into the sink. A good protection for your fragile glassware and stainless steel or ceramic sink. Non-slip and raised feet elevate the sink mat to allow little food particles and water run through it. Also work as a dish drying mat under the sink. Our kitchen sink protector can handle up to 500F so that you can safely place pots and dishes in the sink or porcelain countertop directly from the oven or stove. Another benefit of silicone material is that it is rustproof, will be more durable if a periodical cleaning. Warm Tips Package1 x Silicone Sink Protector. The irregular patterns can effectively hold the food residue but will be a little difficult to be cleaned. It is recommended that the sink protector have a peridical cleaning to avoid too much scraps heaped.