Specification‎:‎It can improve concentration and also effective for deep thought‎.‎A good choice for killing time‎,‎ helps to relieve stress‎.‎Perfect size suitable for adults and kids‎.‎Easy to carry‎,‎ small‎,‎ simple‎,‎ discrete and fun‎.‎Mini size enough to put in your pocket‎,‎ have fun anytime‎.‎Perfect fidget toy to keep your hands busy or to just play with‎.‎Type‎:‎ Hand SpinnerMaterial‎:‎ AlloyColor‎(‎Optional‎)‎‎:‎ Black‎,‎ Golden‎(‎There are two different golden colors shown in the picture‎,‎ we'll send randomly‎.‎‎)‎Function‎:‎ Relieve Stress‎,‎ Killing Time‎,‎ Focusing‎,‎ Anti‎-anxiety‎,‎ Relieve ADHDFeatures‎:‎ Durable‎,‎ Easy To Carry‎,‎ Finger Tip ToySize‎:‎ 65mm x 65mm x 15mm/2.56‎"‎ x 2.56‎"‎ x 0.59‎"‎ ‎(‎Approx‎.‎‎)‎Notes‎:‎This product can not be washed with water‎!‎ After playing a long time‎,‎ soak it with alcohol‎,‎ for cleaning the bearing‎.‎Due to the light and screen setting difference‎,‎ the item's color may be slightly different from the pictures‎.‎Please allow slight dimension difference due to different manual measurement‎.‎