Please according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.     Specification:  Product Name: Resistance Bands Natural Latex.  Material: Natural Latex.  Color: Green: 600×50×0.35mm 5lbs, Blue: 600×50×0.5mm 10lbs,  Yellow: 600×50×0.7mm 15lbs, Red: 600×50×0.9mm 20lbs, Black: 600×50×1.1mm 30lbs.     Feature:  -The resistance bands are made of and eco-friendly nautral latex material. These exercise bands are extremely durable, which can be stretched repeatedly using. Each fitness band is continous layered and carefully constructed to provide the maximum resistance. -The pull up bands  provide numerous tension options. You can use these stretch bands individually or combine them to receive additional tension levels. which help to most efficient training.  -Light weight and takes little space. You can doing exercise in anywhere at home, to gym, office or even take it on your trip. With it you can do resistance band workouts wherever you go   -Improve muscle power and flexibility of physical activity.  -Powerful combination of tools for your traning.  -Can help achieve stronger, more type, more sporty hip, leg and hip, make your body more beautiful.     Package Includes:  5 x Latex Resistance Band.  1 x Storage Bag.  or 1 x Latex Resistance Band Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.