Features: Excellent play toy, which you can spend some easy time with your kids. Bring out your creative genius lying deep within you by increasing your concentration any time on the go. Longer spinning time in hand or on a table top. It feels nice in the hands and it is silent so you won't bother anybody. Great for fidgety hands, helps relieve stress. Perfect pocket pieces for people wanting something small, simple, discrete and fun. Flick and spin for hours with just one or both hands.