Designed for your convenience, these resistant bands can provide you with a complete full-body workout, exercising your arms, back, chest, abs, legs, etc. All your body muscle groups can be trained with these bands, once you get started, you start to get healthier.With different bands for different resistance levels, you have multiple choices in finding your own level. The resistance levels for each band vary from 10lb to 50lb, and they can be used together to offer resistance up to 150lb, satisfying all your diverse training needs.