Specifically designed for the maker community, these keychain blanks provide a sophisticated canvas for high-definition inner laser engraving and 3D photo conversion. While many standard crystal products use K5 glass, these keychains are crafted from genuine K9 optical crystal, which is the industry standard for precision optics. Features: Material: Premium K9 Optical Crystal Built-in LED: Effortlessly illuminates the internal engraving at the twist of the cap. Ready for Gifting: Each keychain comes individually packaged in a sleek, blue, gift box with a foam-lined interior for protection and a professional presentation. Versatile Design: Perfect for commemorative photos, memorial keepsakes, or personalized branding for promotional clients.
