This is a very suitable exercise, travel, sports, tennis, basketball, yoga, fishing, hunting, camping, hiking, and many outdoor activities. Suitable for gym sports bags, school luggage bags, travel luggage bags, fitness handbags.Main functionThe dry and humid separation bag also stores sweat clothes and towels.High-capacity multi-pocket design, meet all travel needs, better manage items.It is made of lightweight, waterproof, and tear of Oxford fabric, strong and durable.The rear fixture is designed to place it on a light suitcase. It is very suitable for personal items in front of the aircraft seat in front of you, very convenient to travelSpecification:Size: folding 28x18x4cm, expand 42X28X22CM, bottom expansion size 42x38x22cmThe extension is hidden at the bottom of the zipper, so that you harves moreNotice:1.Due to the different display and lighting effects, the actual color of the product may be slightly different from the color shown on the picture. Thanks!2. Due to manual measurement, please allow a measurement deviation of 1-2cm.3. If you have any questions, please feel free to contact me. I will provide you with the best after-s service.