The Train Essentials Pique 3-stripes training shorts are designed for men who want to perform at their best. These shorts are made from recycled polyester and feature Aeroready technology to keep you dry and comfortable during your workout. The shorts have a regular fit and feature zipper pockets for convenient storage. The iconic 3-stripes along both sides add a touch of style. adidas Performance. Fit: Classic/ Regular. Avoid fabric softener to make the garment last longer.