Non-Slip Carpet Pad: Our carpet pad is a pre-laying underpad for carpets, not a carpet. It can avoid shifting and slipping, while keeping hardwood floors from being scratched and damaged. Its 10 x 14 ft size is ideal for an area of about 140 sq.ft 3 mm Thick & Comfortable: The rug pad features a 0.12 in / 3 mm thick design, delivering excellent cushioning and shock absorption to keep floors from being damaged. Its 850 gsm heavyweight supports long-term use without sagging Waterproof & Non-Slip: Featuring a polyester surface with TPR backing, plus included rubber pads, this carpet padding reduces shifting. It minimizes carpet movement from pet zoomies, daily walking, or yoga. TPR backing is waterproof and leakproof Easy Cutting: We suggest choosing a slightly larger rug mat than your carpet. You can precisely cut the carpet pad to your desired size. The cut edges are neat and clean, with no unpleasant smells and no fraying, so you can use it with confidence Size Selection Guide: Our felt rug pad provides multiple sizes – choose based on your actual coverage needs. To ensure a proper fit, please measure your desired coverage area first before choosing