Nike Air Trainer 1 Men's Shoes The original cross trainer from '87 now lets you cross between uptown and downtown without a glitch. Details like a forefoot strap add retro appeal, leather breaks in beautifully, and if that's not enough, Air cushioning keeps you comfortable on long outings. So where will you take your Trainers? Originally designed for performance sports, the Air cushioning delivers lasting comfort. Rubber outsole adds traction and durability.