Ergonomic Grip - The Phoenix Fitness Dumbbells are ergonomically designed to support your hand grip and offer extra comfort during your exercise workout routine. Ideal Warm Up - Our dumbbells are brilliant for warm-ups and general exercise to get your muscles moving and heart pumping. Feel the Burn with the selection of weights. Upper Body - Excellent for upper body workouts to help develop the deltoids, pectorals, triceps and biceps. The dumbbells are also great to increase endurance.