The Chestnut - 8 Travel Space Saver Bags - No Vacuum or Pump Needed - Storage for Clothes - Reusable Packing Sacks - Travel Accessories Luggage Compression - 4 L, 4 M - 8 Pcs - Transparent 4 large size - 28x20 inch (70x50 centimeter) and 4 medium size - 24x16 inch (60x40 centimeter). 180 DAY WARRANTY! If you don't like the space saver organizers, we'll buy them back! Vacuum storage bags. Three times more clothes in your luggage: suitcase or backpack. For your clothes, towels, blankets The compression bags are airtight, and they protect your clothes from odors, bugs, moths, dust or dampness You don't need a vacuum or pump to have vacuum packaging for clothing to use the plastic bags. All you need is to zip the roll up suction bags for travel and roll in order to push air out through the valves at the bottom of the bag. The Chestnut space saver bags are perfect for clothing storage, towels, sheets and pillowcases at home for seasonal storage: at your country house, in your car, or at survival camp during a zombie attack. Can be used as a dirty clothes organizer.