With Looppy Looper it´s imortant to be steady on the hand and practice. Love spinning stuff. This original marble spinner is the perfect fidget toy. Spin it to relax or to focus, but mostly spin it to have fun.Hold the Loopy Looper vertically, lauch the marble with a quick flick of your wrist and find the right rythm to keep the marble spinning. Different angles and different speeds create different spinning experiences.Soft shell for smooth and quiet spin, metal core for speed.Dimensions: approx. 8.5x2.5 cm.For ages 8+Not suitable for children under 3 years.