Package includes 10 fastener rings, providing multiple spares for longterm use and easy replacement when needed. Compatible exclusively with Garmin Forerunner 35 and Garmin Approach S10 models. Not suitable for other watch models, ensuring a precise fit and secure attachment for these specific devices. Crafted from quality silicone material for durability, flexibility, and comfort. The soft texture protects your watch strap from wear while maintaining a firm hold, helping prevent accidental strap loosening during daily activities. Ideal replacement for your original fastener rings, retaining the secure fit of your watch strap without compromising performance. Practical use scenarios: Everyday wear: Keep your Garmin Forerunner 35 or Approach S10 strap fastened securely throughout the day, whether at work, home, or outdoors. Sports and fitness: Reliable strap fastening during running, walking, or training sessions, reducing risk of strap movement or watch shifting. Travel: Extra rings make it easy to worn or lost fasteners while on the go, ensuring your watch remains secure at all times. Size and fit are designed specifically for the stated compatible models, offering a sleek, unobtrusive appearance while matching the original watch strap design. Performancefocused construction ensures resilience against stretching and tearing, providing dependable use over time while maintaining comfort against the skin.