Dynamo Backyard Folding Portable Soccer Goal The Dynamo is a 3x5 portable aluminum folding goal. Folds flat in 5-seconds! Revolutionary European design. Used by top clubs around the world. Only 19-lbs., but no staking needed. Ships fully assembled with net attached. Perfect for backyard/driveway play or for practice at your local field. Rubber pads on the feet make this an indoor/outdoor goal. Full 2-year warranty.