Trending Mens New Hair Style Back Side : In 2020, men's hairstyles take on all forms and shapes which is a great thing because previously, if what's popular is a style that doesn't suit you (be it your face shape or head shape) you also be sure to check out our exclusive list of the best men's hair styling products to help you achieve these styles. Going shorter on the back and sides is a great way to refresh your look without making any drastic changes, explains london barber kyle holloway. Mens New Hair Style Back Side / New hairstyles popular hairstyles celebrity hairstyles.