In honor of Earth Day here are a couple of Outdoor Chairs made from recycled milk jugs. I am considering a pair of these Emmet Lounge Chairs for our backyard in blue. They are a quite pricey but I love that they are recycled, American made, super low maintenance and come in fabulous colors.
Here is also a more traditional option also by Loll Design:
Here is another Adirondack option made from Polywood: