63 MM LUG METAL BLACK PLAIN caps offered by Ajanta Bottle in wholesale along with our glass containers that are 100% lead and toxin-free. Ajanta bottle provides customization options for these closures that boost a product's perceived value and provide customers the chance to set it apart from rival goods. These have such a nice color and are the best closures to keep products from leaking or spilling from our food grade certified glass containers.