Ebay offers Adidas Men's 3G Speed Reversible Shorts for $9 (reg $30)  with free shipping.

Product Description:
Sometimes you need to switch it up on the hardwood. These basketball shorts feature sweat-wicking fabric to sweep moisture away from your skin. They're built in a reversible design, with one side made of breathable polyester mesh and the other of durable polyester doubleknit. Stay dryClimalite wicks sweat to keep you dry in every conditionAdded ventilationMesh waistband is designed to keep air flowing