Silicone MaterialSilicone material is flexible and pliable.This silicone sink protectors for kitchen sink conform to a slight curve up the sink side,cushion the sudden force if dishes or bowls fall into the sink. A good sink protection for your fragile glassware and stainless steel or ceramic sink.Dishwasher WashingSilicone material is dishwasher washing,easy to clean. Cleaning sink mats with running water is also a good way. Another benefit of silicone material is rustproof,more durable in use with periodical cleaning.Raised & Solid Bottom FeetNon-slip and raised feet elevate the kitchen sink mats with drain hole to allow little food particles and water run through it,Protect the Sink Surface from Scratching. Also work as a dish drying mat under the sink. Kitchen sink grid has an center opening for the sink drain,fits most double or sigle bowl sinks center drain hole.Heat resistantOur sink mats and protectors 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.Also use as a drying grid, dishware drainer,drain rack, cooling rack, defrosting grid etc.Warm TipsPackage1 x Silicone Sink Protector. The irregular patterns designed can effectively hold the food residue but a little difficult to clean. It is recommended that the silicone sink protectors for kitchen sink with a peridical cleaning to avoid much scraps heaped.