Insten&reg; SPORTS WORKOUT ARM-BAND CASE Compatible With AT&T iPhone&reg; 4 4G iPhone&reg; 4S - AT&T, Sprint, Version 16GB 32GB 64GB Exercise your right to a great soundtrack with this ultimate workout duo: an iPhone?compatible SportBand with Case. This durable, lightweight armband case keeps your iPhone?secure and protected. Unique design allows easy access to all functions without having to remove the skin. Multiple layers of padding offer the best in protection. Heavy duty see-through faceplate allows you to view and access your iPhone?while still in the pouch. Adjustable Velcro Armband gives you the versatility of carrying your iPhone?in a variety of ways. You can run, ride, lift and more without missing a second of your favorite tunes. Armband is compatible with upper arm circumference: 10 - 15 inches.Color: Black. Size: Perfect Fit. iPhone?not included. Color: Black. Size: Perfect Fit. Accessory only. iPhone?not included.