Space Bag BR5303C4 Large Vacuum-Seal, Set of 3, Teal, Ruby, and Indigo 3 reusable vacuum-seal storage bags in 3 different colors Easy-to-seal Sure-Zip slider creates an airtight seal Patented 1-way valve works with any standard vacuum-cleaner hose Protects against dirt, moisture, mildew, bugs, and odors Measures 21-1/2 by 33-1/2 inches each