J Crew 100% Cotton Chambray Button Front Sun Dress Size 12 Basic Summer New with tags. The J Crew 100% Cotton Chambray Button Front Sun Dress in size 12 is a stylish and versatile option for the summer season. With a solid blue chambray color, sleeveless design, and square neckline, this dress is perfect for various occasions such as travel, parties, or casual outings. Made from comfortable cotton fabric with a knee-length hem, this dress by J.CREW is easy to care for with machine washable instructions. Ideal for women looking for a chic and breathable option for the warmer months. Flat lay measurements: 18 inches across the chest 16 inches across the waist 37 inches shoulder to hem