@eras.studio: A hypnotic spiral you can spin and watch transform! 🌀✨ The rotating design creates a mesmerizing optical illusion that’s so oddly satisfying to watch. 🤌🔊 3D Model: The Twister (no bearings needed) Author: RJDesign Platform: MakerWorld #3DPrinting #OpticalIllusion #ASMR #OddlySatisfying #3DPrinted