This bag offers an easy, no-mess way to mix and pour ready-mix concrete. It eliminates the need for a wheelbarrow, bucket, mortar box, or hoe for mixing concrete. It provides an easy, no-clean-up method for mixing concrete and mortar. The Reusable Concrete Mixing Bag can save up to 70% of the energy, effort, and time required for the mixing, pouring and cleanup in ready-mix concrete projects. The Cement Solution Co. 317-251-1200.