1. The quilting fabric of the fake double-arrow cushion has inconsistent elasticity, floating threads and skipped threads, uneven seam edges and four-corner arcs, and uneven dental floss.

2. Product labels include product name, registered trademark, manufacturing company or factory name, factory address, contact number or fax, and some also have certificates of conformity and credit cards. The double-arrow mats sold on the market without a factory name, factory address or registered trademark are shoddy products of low quality and low price.