The POP2.0 features a brand new design that combines mechanical and magnetic elements to provide a dynamic fidgeting experience. Key Features: Mechanical & Magnetic Structure: The closing function uses a mechanical structure for satisfying clicks, while the opening function features a magnetic design for smooth feedback. Three-Layer Construction: Designed with three layers to offer superior hand feel, satisfying clicks, and an enjoyable tactile experience. DIY Customization: Comes with a rope and allows for disassembly and reassembly with different materials, giving you the freedom to customize it to your liking. Luminous Tube Compatibility: Equipped with a slot to install 1.5 x 6mm luminous tubes, adding a glowing effect to your slider. Dimensions 44 x 28 x 13.7mm Weight Stainless Steel: 91.8gTitanium: 54.3gZirconium: 77.8g Tritium slot 1.5 x 6mm