Material: Water Resistan Nylon, Scratch Resistan
Size: (Folding):14*23CM/5.51"*9.06""inch , (Expand ): 30.5*42CM/12"*16.5" inch
Waterproof, lightweight, easy to carrry. The shoulder straps can adjustable.
Folds into zippered inner pocket to fit anywhere;Unfolds from pocket to backpack,effectively save space, the shoulder straps can adjustable according your size.
Suitable for all hiking, camping, climbing, outdoor activities ,sport, travel, ect.
LAAT 1PC Waterproof Ultra-Light Backpack Foldable Rucksack Sport Sacks Travel Bag Casual Daypack Double Shoulder Handbag for Camping Hiking Beach Gym Swimming Black B072LPTXJD