This is a no-collar jacket from Theory. CLEAN BLAZER SYNTHETIC CREPE collar: 121 Cream Size: 0 (S) The peplum waist gives it a stylish look, making it suitable for work or special occasions. Made of CREPE material, it's lightweight and can be worn throughout the year. Brand new, with tags. Yui Aragaki wore this in the drama "We're Just Not That Into Each Other."