What does the advertisement's focus on "Dura-Stretch" imply about the product?

The emphasis on "Dura-Stretch" suggests that the product is designed with materials that are both durable and flexible. This term typically indicates a combination of strength and resilience in the fabric, which is likely intended to withstand wear and tear while also providing comfort and ease of movement. By highlighting "Dura-Stretch," the advertisement communicates a key selling point that the product can endure challenging conditions and maintain its integrity over time. This focus aligns with consumer interests in quality and value, particularly for items that are expected to be used frequently or in active environments.