RAPID LOOP Step into your future challenges, adventures, or leisurely walks with our RAPID LOOP – the epitome of style and functionality. Meticulously crafted from premium sports-grade silicon and rubber, these bands feature breathable molded perforations for heightened comfort. Despite their robust durability, they provide a remarkably soft feel. The performance-grade silicone straps come with a magnetic butterfly clasp, seamlessly harmonizing sporty and sophisticated design.After adjusting the length with the adjustable fastener, effortlessly secure your Apple Watch, ensuring a perfect blend of security and ease of use. Join us in embracing this impeccable fusion of style and practicality on your wrist. SIZING & FIT 44 / 45 / 46 / 49mm fits wrist 150 - 215mm 40 / 41 / 42mm fits wrist 140 - 180mm