Specifications‎:‎Great for fidgety hands‎,‎ ADD & ADHD sufferers helps relieve stress‎.‎Perfect size suitable for adults and kids‎.‎Easy to carry‎,‎ small‎,‎ simple‎,‎ discrete and fun‎,‎ also effective for focus and deep thought‎.‎Use This Way‎:‎Hold spinner in one hand and use the other hand to spin it rapidly using small continuous strikes to keep it spinning indefinitely‎.‎ With practice‎,‎spinners can be spun using one hand only using the fingers of one hand to stop and start spinning‎.‎Type‎:‎ Hand SpinnerMaterial‎:‎ MetalSize‎:‎ 7cm x 7cm x 1cm/2.76‎"‎ x 2.76‎"‎ x 0.39‎"‎ ‎(‎Approx‎.‎‎)‎Features‎:‎ Relieving Stress‎,‎ Small‎,‎ Stable‎,‎ Focusing‎,‎ Solid Color‎,‎ DartsNotes‎:‎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.‎This product can not be washed with water‎!‎ After playing a long time‎,‎ soak it with alcohol‎,‎ for cleaning the bearing‎.‎