2015 – 2016 New Dress Code The standard mode of dress for Westbury High School Students for the 2015 – 2016 school year will be as follows: Shirts: Solid colored polo styled shirts only. (Freshmen-White, Sophomores, Juniors, and Seniors will wear Light Grey or Royal Blue). Pants: Khaki Slacks, or Blue Jeans (No Cargo Pants, leggings, or tights).