SpecificationName: Mecha Tank Fidget RollerMaterial: zinc alloyColor: blackSize: 4.9*3.5*1.9cm/1.93*1.38*0.75 inchesAssembled parts: 73DESCRIPTIONExcellent fidget toy: made of zinc alloy. The idea comes from the tank. The whole body has a complex structure and consists of 73 parts, gathering the designer's efforts. The rollers can be pushed forward or backward to trigger a ratcheting sound effect, and the gears on the same side can be pinched with both hands as a rotatable toy. Every detail of the roller is precision-machined for a fine, smooth appearance and a very comfortable grip.Playing is easy to learn: you need to push the annoyance roller in the direction of the metal track, and as you push the track, the internal gears will bite each other to give you a very comfortable ratcheting sound. In addition, pinching the gears on the same side with both hands can be used as a gadget spinner. You will noticeably feel less anxiety/stress after use.ADULT STRESS REDUCTION TOYS: Whether you are a student or an office worker, you may be facing study or work stress, which can lead to depression, hyperactivity, mania, depression and other negative emotions over time. With fidget toys, you will be able to curb bad habits such as nail biting and smoking. Your time of boredom will soon pass and you will be happy when you are alone. Many people have successfully changed their bad habits with this fun and cool fidget toy.BEST GIFT: Fidget toys are exciting gifts that people of all ages love, regardless of age or gender. You can give it to your father, husband, brother, boyfriend, best friend. It's simple and beautiful gift idea for any occasion such as birthday, Christmas, Thanksgiving, Halloween, New Year or any other party/event.Product List:1*Fingertip toy1*Storage box