Chalk stripes often have very formal associations, but Etro relaxes the look a little with this blazer, which is tailored from a soft knit cotton and wool-blend cloth in a softly structured fit. Slim through the body and lined with printed silk, this piece is pleasing to wear and flattering to boot.Keep it formal with a Canali shirt and pocket square, Paul Smith trousers, Brioni tie, Brooks Brothers tie clip, Lanvin belt and Church's shoes.Go casual with a Maison Martin Margiela sweater, Canali trousers, Etro scarf and John Lobb shoes.

• Navy chalk stripe cotton and wool-blend jersey blazer
• Slim fit, notched lapels, contrast undercollar, chest and two flap pockets, double vents, non-functioning cuff buttons, printed silk lining
• Two button fastening
• 57% cotton, 38% wool; lining: 100% silk; sleeve lining: 60% acetate, 40% viscose
• Dry clean
• Made in Italy
• Comes with a dust bag