Turn Your Old Plastic Bottles Into Bird Feeders Helping Both The Environment & Wildlife! This Easy To Assemble Feeder Requires No Tools. Simply Detach The Hanger From The Feeder Base, Make Two Small Holes Either Side Of The Bottle & Insert Your Hanger. Fill The Bottle With Your Chosen Seed & Hang In The Garden & Attract The Birds & Supplement Their Food Over The Winter.its Very Easy To Refill The Bottle, Remove The Bottom Plug For Easy Re-filling Time & Time Again. You Can Easily Remove The Feeder Kit When It Is Time To Change Over Your Plastic Bottle.you Can Easily Hang On Feeding Stations, Tree Branches, Pergolas, Gazebos & Patios, & Anywhere You Want To Attract Wildlife To Your Garden.will Fit Most Plastic Bottle Types & Is Weather Resistant.