Features:1.Resistance Loops、 5 different levels of resistance to choose from.2. Ideal for group exercises classes、 strength and flexibility training、 general fitness or workout and rehabilitation therapy.Specifications:1.Color: Black、 Red、 Green、 Purple、 Blue2.Material: Latex3.Size: 208x 2.2x 5cm(Black)、 208x 1.4x 5cm(Red)、 208x 4.6x 5cm(Green)、 208x 3.1x 5cm(Purple)、 208x 6.3x 5cm(Blue)4.Resistant level: 15Lb-230LbUsage:Pulling force training.Package Included:1x Resistance Loop BandNote:Avoid direct sunlight、 otherwise、 it is easy to break.