Megatronus Prime is a 7cm pendant. Optimus Prime is a 6cm acrylic pendant. (Manual measurements may have slight variations; actual product dimensions prevail.) Heart-shaped magnets and center rings are non-customizable. Set Contents: Each set includes Megatronus Prime ×1 + Optimus Prime ×1 + Blue Ring ×1 + Purple Ring ×1 + Blue Half-Heart ×1 + Purple Half-Heart ×1. Both acrylic components are sold exclusively as a set and cannot be purchased individually. Magnets will be pre-assembled. Minor assembly marks may be present but will be minimized. After assembly, the acrylic rings are covered with protective film. When removing the film, use tools carefully to avoid peeling it off in one go. This store is not responsible for any damage or scratches caused by buyers during the film removal process. Due to differences in mobile screen displays, slight color variations may occur. Actual colors are subject to the physical product. If you have concerns, please carefully consider the above points before purchasing.