The patented GRIPSTIC sealing rods are a must have kitchen gadget;Patented GRIPSTIC slide and seal technology locks in freshness - freezer & dishwasher safe;Seals chip bags, snack bags, cereal bags, fresh and frozen foods, baking, dry ingredients bags;Keeps Food Fresh TM and stored organized;GRIPSTIC is superior to other chip clips or bag clips, prevents moisture and bugs from getting in your food