Double Kettlebell Upper Body Shredder! 25 minutes along the east entrance of the famous Zion National Park. Each superset is 90 seconds of an upper-body complex movement and 30 seconds of a core exercise, 6 rounds, and you will complete 2 times for 24 minutes non-stop (1 minute warm-up). We will be hitting shoulders, chest, back, arms, and core! Grab 2 kettlebells of equal weight and get ready to Go Wild!!!