Features:Made of high quality material, non-toxic, odorless, safe and durable.Help to burn calories, improve your abdominal endurance and shape your body.Comfortable sponge grip to prevent slipping when exercising, which can ensure your safety.40mm thick soft foam connecting rod fits your neck perfectly to effectively relieve shoulder fatigue and offer more comfort.GREAT GIFT for both friends or family to have a gym-like exercise at home and deliver surprise. Ideal for expert in the gym, beginner to working out.NOTE:1 pound (lb) = 0.45359 kilogram (kg)22lbs dumbbell set (total capacity) Contains two dumbbell link bars, a barbell link bar, 4 dumbbell fixing nutsDumbbells include: 2.2lbs*4, 2.8lbs*4.33lbs dumbbell set (total capacity) Contains two dumbbell link bars, a barbell link bar, 4 dumbbell fixing nutsDumbbells include: 3.3lbs*4,4.4lbs*4.44lbs dumbbell set (total capacity) Contains two dumbbell link bars, a barbell link bar, 4 dumbbell fixing nutsDumbbells include: 2.8lbs*4, 3.3lbs*4, 4.4lbs*4.66lbs dumbbell set (total capacity) Contains two dumbbell link bars, a barbell link bar, 4 dumbbell fixing nutsDumbbells include: 2.8lbs*4, 3.3lbs*4, 4.4lbs*4, 5.5lbs*4.88lbs dumbbell set (total capacity) Contains two dumbbell link bars, a barbell link bar, 4 dumbbell fixing nutsDumbbells include: 2.8lbs*4, 5.5lbs*4, 6.6lbs*8.