Begonia.K Adjustable Weight Sled Running Speed Training with Adjustable Strap, Sprinter Speed Training with 4 Weight Sandbags

Features Useful for Athletes - This is a great training tool for anyone in sports where speed needs to be improved.

You can use it to increase the overall speed and agility of athletes.

The adjustable training sled is helpful for athlete's speed and leg muscles Unique design - The materials in the bag are hefty, and well made.

This is a bag you drag on the ground.

It comes with 4 bags that can be filled to 10lbs each.

But you don't have to just go in 10-20-30 intervals, The more weight you drag, the more you work and the stronger your legs become Package - This product doesn't come with weight.

You need fill the weight 4 bags with sand.

It has extra layers in areas that do make ground contact.

Just spray it off with hose to rinse dirt off, it's completely waterproof 360 degree belt -The belt is designed with multiple different size users, It has a Velcro waistband to fit range of sizes from big kid to adult .

the belt that you use to pull the bag is comfortable.