Specification:
<br />100% Brand New and High Quality
<br />Material: Latex+Rubber+Fabric
<br />Color: Black, Green, Blue
<br />Waist Band(LxW): 31.1*3.07inch
<br />Pull Rope length: approx. 12.80inch
<br />Ankle Straps: 11.42*2.28inch
<br />Conversion: 1inch=2.54cm,  1cm=0.393inches
<br />Waist Band Ankle Band Could be Adjust.
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<br />Package list:
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<br />2 x Ankle straps
<br />2 x Latex tubes (resistance bands) with  outer sleeve.
<br />1 x Waist belt 
<br />1 x Bag
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<br />Description:
<br />This jump Trainer increases muscular balance, vertical and horizontal leaping ability, helping you perform better in any sport
<br />Increase lower body dynamic strength by adding resistance to drills and training workouts.
<br />It also improves posture and prevents injuries.
<br />Adjustable belt fits most waist sizes
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<br />Exercise Expander Vertical Jump Fitness Resistance Bands Basketball  Cossfit Training Equipment
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<br />Warm Tip :  Please be reminded that due lighting effects, monitor's brightness/contrast settings etc, there could be some slight differences in the color tone of the website's photo and the actual item. 
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<br />Item Measure by hand, it could be 1cm different,your kind understanding will be much appreciated.