Microfiber dusters (cleaning cloths) sold at Costco. Because there are so many, they can't all be used. Offered as a 5-piece trial pack. Brand: Costco Contents: Set of 5 Size: 40cm x 40cm Color: Yellow Material: 80% polyester, 20% nylon 【Achieve efficient work with high absorbency】 Costco's microfiber cloths have excellent absorbency and quickly absorb even small amounts of water. This reduces cleaning and car washing time, allowing you to work efficiently. 【Durable, thick design】 Thickly woven to provide high absorbency, it effectively removes dust and excels at producing high gloss and shine. 【Convenient size for multiple uses】 The large size of 40cm x 40cm is suitable for various uses, such as washing cars, cleaning furniture, and cleaning TV and computer screens. 【Environmentally friendly, reusable material】 Made from reusable materials, reducing the burden on the environment by reducing the use of disposable paper towels. This supports an eco-friendly lifestyle. 【Soft texture for peace of mind】 The soft microfiber material is gentle on the skin and can be used without damaging delicate surfaces. This allows you to use it with confidence on various materials.