Nestea offers its Nestea Iced Tea 18.5-oz. or 23-oz Bottle for free via this short form. Within four to six weeks, you'll receive a coupon to use at a local retail store. Deal ends June 19; coupon expires July 31.
Note: You can also use this coupon to cut $1.79 off a Nestea Iced Tea 0.5-Liter 6-Pack or 24-Pack.