This nylon watch bands is specially designed for Google Fitbit Air strap, combining the advantages of breathable nylon woven fabric and textured PU leather, offering you a far better wearing experience than ordinary silicone bands. The pin buckle connection structure makes it super convenient to switch your bands whenever you want. The hybrid material is not only skin-friendly but also resistant to dirt, perfectly adapting to your daily and sports use needs, as a ideal affordable upgrade accessory for your fitness tracker