Training with Power bags offer offers a wide range of weighted movements to be performed as well as teaching the body to use its core stabilizers effectively in order that transfer of energy can take place effectively during even the most complex of movement patterns. The dock seal draft Blocker is ideal for blocking drafts between dock seals and dock levelers. Design features include; a vinyl construction for durability, a heavy weighted base for effective sealing, top carrying handles for easy portability, foam filled interior for compressibility, and an air vent to shape Blocker back into original form.