Breathable silicone strap for high output activities Made of durable silicone, this quick release strap is comfortable to wear and easy to change without any additional tools. This strap design is breathable and easy to keep clean, making it perfect for high intensity sports like running or gym training. The strap package includes two strap lengths. This watch strap also looks good on Suunto D5 in everyday use. We advise to use one of the Suunto dive straps when diving. Product details: Strap width 24 mm Strap weight: size S 21 g, size M 23 g Fits wrist sizes 130-220 mm Compatible with Suunto Spartan Sport, Suunto Spartan Sport Wrist HR/Baro, Suunto 7, Suunto 9 and Suunto 9 Baro watches. Designed for high intensity training Water resistant Can also be used with Suunto D5 for everyday wear. For diving see dive straps