The last thing you should worry about during your intense workout or training regimen is where to place your smartphone. IT has all of the tunes you need to keep you motivated but the thought of it dropping is enough to make you cringe. With the Griffin Training Armband your days of worry are over. Your smartphone slips into a neoprene pocket fronted by an integrated touch-through screen shield so you can control your apps and your music. The pocket is vented to stay cool and has openings to make plugging in your headphones easy no matter where the headphone jack is located. A single-piece stretch armband is wide enough to stay comfortable for the long haul and can adjust to fit arms up to 18.5" in circumference. The Griffin Trainer Armband is the perfect work out companion. It won’t complain when you want to go one more round or run one more lap. It will stick it out with you, while remaining cool. This ultra-durable armband is built to take the rigors of whatever you’re training for.