【Product Description】 This is a grenade-shaped fidget toy sourced from overseas creators. It has a tuning fork built-in. When you put your finger in the ring and spin it, the body extends as shown in the second photo, producing a high-pitched metallic sound. It also makes the same sound when retracting. It feels good to make the sound repeatedly. It has a good weight and is a satisfying fidget toy. A fidget toy EDC is a toy played with your fingertips, designed to relieve stress and improve concentration. It's characterized by its portable size (EDC: Every Day Carry). Those with mechanisms like magnetic sliders and buttons are particularly popular.