Product code: Skillz speed buying sac 30lbs
New, never used not in original packaging. buying Includes: Speed sack 3, 10lb filler bags Belt harness This multi-surface, variable-weight Speed Sac sprint trainer improves 40-yard dash times, overall speed, and explosiveness! Boost acceleration and stride length while strengthening lower-body muscle groups. Includes 3 durable weight bags (filler not included). Each weight bag can be filled with up to 10 lbs. of sand for a total of 30 pounds.
New, never used not in original packaging. buying Includes: Speed sack 3, 10lb filler bags Belt harness This multi-surface, variable-weight Speed Sac sprint trainer improves 40-yard dash times, overall speed, and explosiveness! Boost acceleration and stride length while strengthening lower-body muscle groups. Includes 3 durable weight bags (filler not included). Each weight bag can be filled with up to 10 lbs. of sand for a total of 30 pounds.