Ebay offers adidas men Essentials Single Jersey 3-Stripes Tee for $6 (reg. $30) with free shipping. 

Product Description:
Everyone deserves a little casual comfort in their lives, and you'll be sure to relax in this essential adidas t-shirt. Decorated with signature 3-Stripes on both sleeves, your adidas pride is on full display whether you're meeting up with friends or going for a walk around town. The tee's basic yet classy style makes it easy to pair with any item in your closet.