Water-repellent, lightweight, large-capacity backpack-in-bag with drink holder and multiple pockets for organization and storage. Stylish inner bag

✅Keep your backpack neat and tidy! No more searching for things. ✅Large capacity and lightweight at 250g. Perfect for commuting, school, and travel. ✅Water-repellent material is resistant to water and dirt, so you can use it cleanly every day. ✅Excellent functionality with an insulated drink holder and multiple pockets. ✅A time-saving bag-in-bag that can be used even if you change bags.