Groove design captures your spreads to help slow your mutt's intake while providing the therapeutic benefit of licking. The super flexible silicone is easy to clean and provides a non-slip base. The 10" x 10" mat is made from high quality, flexible, soft, food-grade safe silicone with a structured nylon rim, is BPA and PVC-free, and is odor and stain resistant. The freezer and dishwasher are safe. Keeps color and shape over time.