CONCRETE MIXING BAG Heavy duty reusable plastic mixing bags. Designed to mix up to 80 lb. bags of cement in a few quick minutes. No set of tools, oversized wheelbarrows, large concrete mixing tub, bucket, mortar box, hoe, or shovel required. No mixer or machine! No blankets. No other clean up! Neodymium powder or other coloring agent can be added directly in the bag. Excess concrete may be left in bag to be discarded. **Enjoy the quickest way to mix up your next DIY project!** Features FAST AND QUICK! Easily mix up to 80 pound concrete mix in minutes. EASY! No need for tools, buckets, manual concrete mixer, machines, hoes, or tubs USES: These mixing bags can mix large or small bag of cement, rapid set, brick mortar, craft cement. JOB TYPES: Mix and create sidewalks, floors, or fill mortar bag or form tube for blocks and bricks. LONG LASTING! Reusable up to 10 times! USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.