Boys' Skechers Little Kid & Big Kid John D Rugged Ranger Slip-On Shoes The Skechers John D Rugged Ranger combines outdoor-inspired durability with easy everyday comfort. Designed with a slip-on silhouette and dual elastic panels, it’s quick to put on and secure for all-day play. The rugged traction outsole and cushioned insole offer grip and support for every adventure, from backyard fun to family hikes.