Upgrade your Suunto 3 Fitness with premium 20mm replacement straps engineered for peak performance and all-day comfort. Our curated selection features silicone and breathable nylon options that maintain full sensor accuracy while delivering superior durability for intense workouts and professional settings.
Every strap in our Suunto 3 Fitness collection passes our rigorous testing for sensor compatibility, 20mm precision fit, and materials that won't degrade during high-intensity training. We prioritise quick-release mechanisms, high-quality construction, and versatile designs that transition seamlessly from gym to the office.
Our premium silicone sport straps feature quick-release pins for effortless cleaning post-workout. The 20mm width ensures your Suunto 3 Fitness maintains full heart rate and ECG sensor accuracy during intense training sessions.
Combine the durability of premium silicone with a refined aesthetic suitable for business environments. Water-resistant and comfortable for extended wear, these straps complement your Suunto's adaptive 7-day training plans without compromising style.
Woven nylon elastic straps provide stretchy, adjustable fit perfect for 24/7 wear. The soft elastic construction remains comfortable during sleep tracking while maintaining weather resistance for outdoor activities.
Our high-quality silicone straps offer the best combination of durability and comfort. Its quick-release design allows for immediate post-workout cleaning, while the precision 20mm fit ensures your sensors remain accurate during intense training.
Most of our Suunto 3 Fitness straps accommodate 120-180mm wrists (short-medium) with longer options available. Check individual product specifications for exact measurements - our standard silicone straps typically feature 105/75mm segments totalling 180mm length.
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