Elevate your workout experience with the Ultra Traction silicone strap for Apple Watch Ultra. Crafted from advanced silicone material, it’s more than just a fitness accessory. Infused with Biomaster antimicrobial technology, this strap ensures a hygienic experience, keeping unwanted microbes at bay even during the most intense workouts. Designed for action, it provides a secure fit and flexibility that complements every move. Resistant to sweat and water, it allows you to push your limits worry-free. Ultra Traction Strap – where comfort, durability, and hygiene converge for an unparalleled fitness journey. Compatible with Apple Watch 45mm, 49mm, 42mm, 44mm.