The document discusses five popular men's trouser trends in 2015: 1. Dress pants in narrower pleats or slimmer styles made of wool or cotton. 2. Jeans remain popular, especially straight cuts to be worn with belts and tucked shirts. 3. Tapered pants sit below the waist in khaki and blue denim, with a shorter leg cut looking classy on tall men. 4. Chino pants, made from cotton like jeans but less bulky, come in various colors and can be dressed up or down. 5. Knee-length shorts, including chino styles and Bermudas, became more common for men that summer.