The IM 0021BB glasses by Isabel Marant feature a sophisticated black frame design with striking blue glass elements. These optical frames measure 52 mm in lens width, providing a comfortable fit for various face shapes. Crafted with precise engineering, the frames ensure durable construction and reliable performance for everyday use. The design incorporates subtle details that reflect Isabel Marant's signature aesthetic, blending functional eyewear with contemporary style elements. The blue glass variant allows for effective light filtering while maintaining visual clarity. These glasses are made from high-quality materials selected for durability and consistent performance. The frame design ensures comfortable wear even during extended use, with particular attention to weight distribution and pressure points. The product demonstrates careful attention to manufacturing standards and material selection, resulting in eyewear that meets both visual correction needs and style preferences. The black frame color offers versatile compatibility with various personal styles and occasions, while the blue glass detail adds a striking visual element. This model represents the continuation of Isabel Marant's approach to combining practical eyewear functionality with design consciousness.