CLASSIC ZOOM, REFRESHED. Big Kids' Running Shoe. The iconic Nike Air Zoom Pegasus 37 returns with the all the comfort you need to go the distance. Zoom Air technology brings lightweight, bouncy cushioning to every stride, and mesh helps keep you cool. Breathe EasyMesh is lightweight and breathable to keep your feet cool all day. All-Day Bounce Zoom Air technology has pressurized air to provide a bounce to every step. Soft foam adds lightweight cushioning. Made to Last Durable rubber provides traction where you need it. Plush Comfort Padding around the heel feels soft and cushiony for a comfy fit.