UNIVERSAL FIT & SPILL PROTECTION: Designed with a 2.75-inch diameter and 0.27-inch thickness, these black or pink silicone car coasters feature a deep-hemmed recess to effectively capture and contain liquid spills, crumbs, and condensation, keeping your vehicle's cup holders clean and dry. PREMIUM DURABLE SILICONE: Crafted from food-grade silicone, our 4-piece set of car mug mats offers exceptional flexibility, heat resistance, and long-lasting durability. They are perfect for holding both hot and cold beverages without degrading or deforming over time. ENHANCED GRIP & STABILITY: The non-slip surface and snug fit of these round silicone auto coasters prevent cups and bottles from sliding, rattling, or tipping over during drives, providing a stable and secure resting place for your drinks. EASY TO CLEAN & MAINTAIN: Maintain a pristine car interior effortlessly. These silicone cup holder inserts are fully washable, dishwasher-safe, and incredibly easy to clean; simply rinse under water or toss in the dishwasher for quick refreshment. STYLISH & PRACTICAL 4-PACK: This convenient 4-pack of sleek coasters offers great value, allowing you to equip multiple cup holders in your car, truck, or have spares for replacements, enhancing your vehicle's aesthetic and cleanliness.