2Improve Sprintsac. Includes: 3x5kg sandbags (sand not included), 1 belt, 1 P2I100080 black-red bag

Includes: sandbag 3x5kg (sand not included), 1 belt, bag.

Strengthen lower body muscle groups.

Adjust weight options for variable weight resistance.

Includes 3 durable weight bags: each bag can be filled with up to 5 kg of sand (15 kg in total).

Material: 100% PVC.

Packaged in colorbox.