Expert revision: These Wide Leg Collotes from Lanvin are made of a cotton blend in a marine-blue color. The fine knit and gold-tone hardware add a touch of elegance, while the decorative buckle detail and two diagonal pockets provide both style and functionality. Made with Cotton (41%), Modal (41%), Spandex/Elastane (10%), and Polyamide (8%), these collotes are durable and comfortable, and can be easily washed in a machine.