Gadjit Soda Bottle Hanging Wild Bird Feeders (Green, Pack of 2) - Fill Plastic Soda Bottle with Bird Seed, Twist Bottle onto Feeding Tray, Hang Outdoors Feed Wild Birds Promotes Plastic Bottle Re-use Looking for a fun, popular hobby? Feed wild birds! Wild Bird Feeder kit to use with empty plastic soda bottles. 2 pack. Kit consists of a green base, perch, and hanger. Color: Green Attaches to plastic soda bottles filled with bird seed. Free filling funnel included. Easy to asseble. Fun for all ages.