Ohuhu Resistance Bands 5 Band Set with Carrying Case, Door Anchor, Handles, Ankle Straps & Manual for Resistance Training, Physical Therapy, Home Workouts, Up To 118 Lbs Made of high quality natural latex, double layer design for the band. If you want to lose weight, improve flexibility, tone add muscle, get in shape, chose this high quality resistance band set Come with instruction book, help you get started with your exercise 5 different elastic force, yellow: 12.1lbs., green: 15lbs., red: 24lbs., blue: 24lbs., black: 43lbs Multiple selection suits for different needs, the bands can be used alone or combo together, helps you to do many kinds of excises, such as crossfit, Interval, Pilates, Yoga, Bootcamp, MMA, Physical Therapy & Rehabilitation Body-Bands are ideal for a home gym, you can use it for exercises, yoga, workout