This mat prevents sofas from shifting and protects floors from scratches. Contains 8 pieces. S size. Only 4 pieces were used for a few days. The remaining 4 pieces are unused. ↓↓ The following is a product description. ↓↓ For sofas that can withstand playful kids * When you have small children, they jump on the sofa or sit down with a lot of force... and you notice the sofa has shifted. Your flooring is covered in scratches without you realizing it. Right? It's great that they're energetic, but you're also concerned about the noise for your neighbors. Put an end to that stress. Ouchi+Design's "Pita-to Easy. Sofa-Specific Anti-Slip" is a sofa-specific anti-slip product that was repeatedly prototyped and completed at a factory specializing in silicone products. Prevents sofa slippage. No matter how much they jump or leap onto it, the sofa stays in place. Constantly adjusting the sofa's position every day... Say goodbye to those days * Protects floors and tatami mats. Before you know it, the scratches and dents on your flooring are increasing... Prevent that from happening. Just placing it down will automatically prevent it. Pleasant soundproofing effect. If you live in an apartment building, you're probably concerned about the noise for the downstairs neighbors... We conducted an experiment with a sofa in the living room and found that it reduced noise by approximately 20% to 34%. Washable for cleanliness. If it gets dirty, simply wash it with water. Always clean * Plus, it's economical because you can use it repeatedly. Clear and simple design. It's transparent and inconspicuous, so it blends in with any floor. You can even use it on tatami mats. Easy to install. It's easy to install, and because it has edges, the sofa legs won't slip off, and it firmly prevents the sofa from shifting.