Worry haptic coin two-part with magnets. A new coin for you. The parts of the coin are made of high-quality stainless steel, brass, and bronze. Select the material option for each part of the coin. Stainless steel + Brass; Stainless steel + Stainless steel; Brass + Brass. There are magnets in the middle of each part of the coin. Parts of the coin are made on a lathe with subsequent manual polishing. Playing with a coin can help reduce stress, calm restless hands, and help focus. Made for you with love. Diameter 1.1" (2.9 cm.) Width 0.35" (0.9 cm.) Weight 30 grams. I will send you a tracking number when the item is shipped, so you can track your package.