Fresh air. Real dirt under your shoes. Zero wait for the squat rack. Outdoor training just hits different, and that's not just the vitamin D talking (although, also that).Turns out your backyard can absolutely be a real gym. Research consistently links outdoor workout sessions to a bigger drop in tension, anger, and stress than the same session done indoors. Same gains. Better mood. No membership required.The Backyard Gym Bundle packs six purpose-built tools into one order, and together they cover strength, conditioning, power, mobility, and cardio without a single machine or an ounce of wall space: Kettlebell - Swings, goblet squats, cleans, presses, Turkish get-ups. The most versatile single piece of equipment in the bundle. Fitness Sandbag - Carries, shouldering, deadlifts, squats. The shifting load recruits stabilizers a barbell never touches. Weighted Vest - Strap it on and everything gets harder. Pull-ups, push-ups, runs, carries — same movement, more resistance, zero equipment changes. Slam Ball - Power, aggression, and conditioning in one piece of rubber. Slam it into the grass as hard as you want. It can take it. Jump Rope - The most underrated conditioning tool in any gym. Three minutes of jump rope will remind you of that fast. Glute Loop - Activation, mobility, and accessory work. Warm up, cool down, or add resistance to bodyweight movements. Nobody trains at the same level, so the kettlebell, sandbag, and slam ball each come in multiple weight options. Pick what suits you now. Add weight later without buying a whole new bundle.10% OFF VERSUS BUYING SEPARATELY. Same gear, same quality, just less damage to the wallet. The math is simple: six individually would cost more. The bundle doesn't.And because gear without a plan just collects dew: every bundle comes with the Backyard Gym training program FREE in the B.o.S. app. Built specifically around these six tools. No substitutions, no guesswork, no standing in the yard wondering what's next.We picked these six because together they cover the most ground for outdoor gym training, full stop.Step outside, unroll the mat (or don't — grass works fine), and get those gains, al fresco. NOTE: Looking for specs? Click the individual product names above to view the details.