IP67 Airtight Zipper: It features a high quality IP67 airtight zipper, prevents gas and liquid penetration, keeping clothes dry and clean. Please pull the zipper all the way to achieve a premium seal Vacuum Compression Case: Compared to regular compression packing cubes, these upgraded vacuum compression bags boast superior vacuum compression capabilities. Utilizing advanced 70D Plaid with TPU Voltage Adhesive, environmentally friendly waterproof fabric, they offer exceptional durability and abrasion resistance, Designed for the professional business traveler Lightweight Travel: Weighing only 280 grams, the unfolding size is 41*33*20CM. Single for 20’ suitcase. Vacuum storage can compress the luggage space, easy to organize and store luggage clothing, Not recommended for large items in the vacuum bags!!! One-way Exhaust Valve: Featuring an incredibly simple and quality one-way valve design, the organizer bag allows for easy air expulsion by hand squeezing or Air pump. Visualization window easy to distinguish between the contents of the bag, easy to find；D-shape buckle easy to hang in various scenes, also can be hand-carried Our Service: It has always been our goal to provide you with quality products and fulfil all your needs. If you have any questions, please feel free to contact our team for solutions