A construction kit takes the loops, beats, and click tracks to another level. Not only do you get the beats and loops, but you also get a full blown track with all of the instruments. For drummers, keyboard players, bass players, and guitar players, you have some material to jam to. You can take out the instrument(s) you need or don’t need and play along with the tracks. The product comes in Apple Loops format so you can slow down the music and change the key as well. This volume is packed with 5 popular jazz movements. The movements are very popular and royalty free, so you can use the loops in your music and for music production. It’s open enough for you to jam to and practice with. Sow it down and change the key for your liking.