Features:Brand New And Fine-DesignedAdjustable Waist Belt With Velcro EnclosurePerfect For Adding Resistance While RunningThe Faster You Ran， The Larger The Resistance IsStart Work As Soon As The Running Is BeginIncrease Speed， Strength， Stamina And EnduranceCan Also Improve The Ability Of Adjusting Direction Under The High Speed Running Situation.Specifications:Color: Multiple (Ramdom Delivery)Material: PolyesterDiameter: Aprrox. 56"Adjustable Waist: From 28" To 44" (Approx.)Weight: Approx. 6.8ozNote: Due to the difference between different monitors， the picture may not reflect the actual color of the item. Thank you!Package includes:1 x Running Chute1 x Carrying Bag