Slimbandz are a great for a full portable home gym. Order now and get same day shipping, with delivery within three days of shipment! Can effectively improve muscle strength, physical mobility and flexibility. Improve athletic performance, to help treating a variety of chronic diseases. When you pull the elastic band from the beginning, the longer you pull,the bigger resistance you will get it. The size of elastic band is in charge of the muscle strength,could be used alone or in any combination. Resistance bands set Ideal for yoga, toning and strengthening exercises at home personnel set. Package Included: 11 In Kit For Resistance Bands Set( As Show) 1 x Yellow Band - Extra Light ( 10 lbs ) 1 x Green Band - Light ( 15 lbs ) 1 x Red Band - Medium ( 20 lbs ) 1 x Blue Band - Heavy ( 25 lbs ) 1 x Black Band - Extra Heavy ( 30 lbs ) 2 x Ankle Straps Guide 2 x Handle 1 x Door Anchor 1 x Carrying Bag