A look: whether the goods have significant data defects and processing shortcomings. For example: cracks, dark spots, knots, defects, burrs, sharp angles, heights, and so on.
Second touch: the appearance of the product should be smooth, no significant particles, high and low. The fabric of the product should be soft and comfortable.
Three smells: Goods should not have an unpleasant odor, which is usually the smell of paint, glue, and paint.