BOSU® on Instagram: "🚨BALANCE CHALLENGE 🚨 One arm plank hold on the unstable BOSU ball while pushing through tricep kick backs 💪🥵 Is this the secret to sculpted arms? 👀 Who’s trying this balance challenge with us? #bosu #bosuball #fitness #balancechallenge #coreworkout #triceps #reel #fyp #workoutoftheday #core #stability"
We think you’ll love these