This Griffin Sweat-Proof Armband For Mobile Devices, originally $29.99, is now $4.99 at Tanga. Shipping is free making this the best shipped price we found by at least $6. This is uniquely designed armband for iPhones, iPod Touch 5G and most smartphones. It has an adjustable straps to fit variable arm sizes and soft padding to protect your phone from perspiration, bumps and scratches. The armband fits arms up to 18.5". Sales tax is not charged in most states.