With a slide tab seal, these Kosher certified quart-size plastic bags are perfect for storing leftovers or quantities of snack. Each box comes with 30 freezer-ready bags measuring 8" x 7".These quart-size storage bags are a perfect donation to afterschool programs and classrooms to hold things such as loose crayons or chalk. There are 24 packs of 30 quart-size slider tab storage bags per case, perfect for donating.