These Caterpillar Barrier glasses are engineered for the ultimate safety and protection, with permanent side shields attached to the frame. The full-rim rectangular glasses are made from safety metal that’s lightweight and durable. Crafted from strong acetate, the side shields are permanently attached to the frames and feature the CAT logo for added appeal. The textured temples are coated at the tips for comfort behind the ear. Spring hinges hold their initial balance and adjustment, making your glasses more secure. Why sacrifice safety for style when you can have both in these dashing glasses from Caterpillar.