1 【210D Double-Sided TPU Material】Vacuum Bags utilize a 210D Oxford fabric with double-sided TPU coating technology. Compared to the 40D fabrics commonly found on the market, this material offers superior stain resistance, maintaining long-lasting cleanliness and excellent weather resistance. It extends the product's lifespan and provides enhanced oxidation resistance. 【Save Over 80% of Storage Space】Vacuum compression bags can compress bulky clothing, outerwear, and bedding, reducing luggage volume by over 80%. Recommended for use with 20-24 inch suitcases. Clothing should be sorted and laid flat to maximize space efficiency. 【Adjustable Shoulder Straps with Dual Hook System】Vacuum seal bags feature a dual hook system shoulder strap design, transforming the vacuum storage bag into a gym bag, swim bag, dance bag, yoga bag, crossbody bag, or casual shoulder bag—perfectly suited for fitness, sports, yoga, and various other scenarios. post-workout items like yoga pants, swimwear, and damp towels inside to prevent moisture from contaminating clean clothing. 【How to operate】 vacuum compression bag is designed with -way valve, the -way valve can prevent from flowing backward, just press it or rolling it by hand or use an pump or vacuum cleaner for pumping, and then cover the valve tightly to make sure that your clothes will be sealed and protected for a long time during the trip. 【IPX8 Waterproof Zipper】 The Complete Travel Storage Kit features an IPX8 zipper capable of withstanding over 1,000 reuses (Note: Diving equipment zippers typically meet IPX8 standards). It effectively blocks , liquids, and odors from entering, ensuring your clothes stay dry and clean throughout your journey. Please note: Due to its high waterproof rating, significant force is required when opening or closing the zipper.