It’s time to work that booty! Engage the major muscle groups that power your backside and make some serious gains. If you have access to a stability ball or chair, you're ready to follow along. Hold dumbbells or soup cans for extra resistance.
We love these adjustable dumbbells from Rep Fitness. They take up very little space and are also very durable compared to other adjustable dumbbells on the market.
Wykonaj ten trening z najlepszym sprzętem do ćwiczeń. Zalecamy używanie monitora tętna na pasku do klatki piersiowej Bluetooth lub smartwatcha do optymalizacji treningu i śledzenia wyników.