In front of a clock set for 12 minutes: 1 minute of 16/20-inch box jumps 1 minute of 45/65-lb. sumo deadlift high-pulls 2 minutes of 16/20-inch box jumps 2 minutes of 45/65-lb. sumo deadlift high-pulls 3 minutes of 16/20-inch box jumps 3 minutes of 45/65-lb. sumo deadlift high-pulls