Multiple sizes: Different sizes help you sort laundry and clothes and keep your load organized. Hidden zipper: Hidden zipper with a protective cover stays closed during washing and drying, preventing clothes from slipping out and protecting the washing machine from scratches. Durable and reusable: Tear-resistant and not easily deformed, reusable and water permeable. The dense mesh design allows water and detergent to pass through for a thorough clean. Protect and organize: Ideal for separating and protecting delicate garments in the washer; reduces tangling, snagging, and damage. Also great for organizing and storing laundry while traveling. Use scenarios: - Sorting delicates and small items such as underwear, socks, and accessories before washing. - Protecting bras, lace, wool, and other delicate fabrics during machine washing and drying. - Keeping laundry organized and contained in luggage or bags while traveling.