Use Newegg coupon code EMCJNHG238
Newegg has this Belkin EaseFit iPhone 4/4S Armband for $14.99 after instant savings. Use the coupon code to get it for $9.99. It features a long strap with adjustable closure, slim design, water-resistance, and is hand washable. Amazon
has the same item for $14.99. Shipping is free.