I've been storing these because they don't work with my home's door and my cat. I'm selling them as a set of 2. Made of silicone. Compatible with sliding doors and sliding doors. Retail price: 1500 yen each. Please refrain from purchasing if you are concerned, as these are stored by a private individual. One cat lives in the same home. OPPO brand, non-slip, light blue door stopper. - Color: Light Blue - Brand: OPPO - Design: Non-slip - Shape: Flat and smooth Thank you for looking.