Quality details refer to the small but important aspects that contribute to a high-quality product or service. These are the intricate and precise elements that make up the overall quality of something, such as craftsmanship, attention to detail, precision, accuracy, and consistency. Quality details can include things like proper stitching on clothing, smooth edges on furniture, accurate measurements in construction, or consistent taste and texture in food preparation. The phrase emphasizes the importance of paying close attention to even the smallest aspects of a product or service, as these details can greatly impact the overall quality and perception of the final result.