Package contents: you will receive 2 pieces metal flip over top in classic color, with 2 drawstring storage pouch provided in the package to store the gyro, which is nice for playing by yourself or sending to your lover, bringing more fun to youQuality material: since the material of our spinning tops adopt quality metal, which is firm and wear-resistant, safe, and has a long service life; Measurement: each spinning top measures approx. 3.4 x 3.5 cm/ 1.33 x 1.38 inches, 0.02kg in weight, which is easy to hold and spinEducational meaning: put the top on a smooth plane, and hold the handle to rotate, then the gyro will suddenly stand up, which is full of the physical mystery of the artifact, making you enjoy the fun at the same time increasing the desire to learnEnjoy fun: this classic spinning tops with rounded edges, painted with bright colors, looks very interesting; You can play the tops with friends, classmates and so on, or parents, boys and girls also can play them together to enhance relationship, having a nice leisure timeIdeal gift: the flip over top can spin about 1 - 2 minutes, which can be served as class rewards, birthday present, recreational tool and more; Of course, it will delight your friends, lovers, classmates, even teachers