Product Material: PU Size: 135 × 25 mm, 180 × 30 mm Thickness: 2 mm Style 1: 8 pieces of 130 × 25 × 2 mm (white), 8 pieces of 180 × 30 × 2 mm (black) Style 2: 8 pieces of 130 × 25 × 2 mm (black), 8 pieces of 180 × 30 × 2 mm (white) Package includes 16 non-slip solid patches for trapezoidal carpets. 1. Two size options – Carpet stoppers are available in two sizes: 130 × 25 mm (8 pieces) and 180 × 30 mm (8 pieces). Both are 2 mm thick and suitable for most carpet types and shapes. Ideal for indoor and outdoor use. 2. Easy installation and removal – One side features a paper protective film that adheres to the carpet; the other side adheres to the floor. To remove or clean, gently lift from the floor surface. 3. Washable and reusable – Made from high-quality, odor-free, reusable PU gel. If dirty, rinse with mild soap and water, then air dry. Leaves no residue on floors. 4. Floor-safe – Soft PU material does not damage flooring. The adhesive leaves no residue upon removal and works effectively on hard surfaces including tile, ceramic, hardwood, and laminate. 5. High-performance material – Made from PU elastomer with heat resistance, eco-friendly formulation, and excellent shape retention. If tackiness diminishes due to dust, simply rinse with clean water and air dry to restore adhesion.