The combination of acetate & metal features with its quirky design makes Callum super dynamic, yet totally chilled. Callum is handmade in a small town in Italy by highly skilled craftsman using a mix of traditional & contemporary methods. This frame is born with the best features of both our high-quality acetate & metal frames, to present a stylish, lightweight frame, completed with a robust double barrel hinge & finished with the PRYZM Logo to the front & temples of the frame. Suitable for all genders Every frame comes with: - Blue-light blocking lens as standard to help reduce eye strain from excessive screen use & other artificial lighting. - A leather case - Microfibre cleaning cloth Unisex Blue-Light Blocking Glasses By Pryzm Eyewear - Callum