20pcs Fun and Educational Number Building Blocks Game for Kids – Develops Math Skills and Addition Training Set

Care Instructions: Machine Wash
Shell Type: Soft Shell
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Brand New And High Quality!
Material: Waterproof Polyester Fibre
Color: 8 Colors
Capacity: 20L
Item Size: 410 * 240 * 160mm / 16.1 * 9.4 * 6.3in
Backpacks Type: Softback
Package List: 1 * Backpack
Features:
Small Folded Size: The Size The Same As Your Fist, You Can Put It In Your Pocket Or Bag. It Is Convenient To Take Outside.
Lightweight But Practical: Only Weight 85g, Convenient To Carry. The Material Is Thin But Tear Resistant.
Adjustable Shoulder Straps Padded With Mesh Sponge Help Relieve Pressure.
20L Large Capacity.
Water Resistant And Tear Resistant.
Perfect For Hiking, Travel, Camping, Mountaineering, Suitable For Both Men & Women.