This tambourine has 16 sets of steel jingles in two rows and a pre-tuned Mylar head. Take this tambourine anywhere, the synthetic head and ACOUSTICON frame will play well in-doors and out. The thumb hole in the frame lets you apply pressure to the head and play this like a deff. Tambourines are versatile and can be rapped, shaken, tapped and beat to create as many different rhythmic patterns and you can dream up. Tambourines are perfect for young and old players alike. The over-all size is 8" diameter by 2" deep.