This puzzle consists of 3 relatively simple looking pcs as show in the photo.
Two are shaped like a "C" and the third like an "O". The will come assembled in the knott like object seen in the main photo. Your goal is to first get the pieces apart, and then get them back together. This is one of the simple looking puzzles that turns out is not so simple.... 5 to 10 minutes would be a normal solution time, but its a fun challenge that most people will want to tackle.