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The adidas Defender Backpack is a large polyester daypack built for soccer players and students. It measures about 19.5 by 11 by 8.5 inches and weighs roughly 22 ounces, with a laptop or tablet sleeve, a bottle holder and a water-resistant shell. It suits kids and teens hauling gear to practice and class. Against sporty rivals it leans on a simple zip-top design and sturdy fabric rather than extra pockets or a structured back panel. Owners rate it highly for durability and room.
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Lowest price we've seen: $22.00 on Nov 12 at ShopSimon. Tracked across 11 stores since Nov 12.
Owners rate it 4.8 out of 5 across 298 ratings and mostly praise its toughness and space. Complaints center on limited pockets and a plain, unstructured feel.
The adidas Defender Backpack is a polyester backpack with a soccer-inspired active style. It is a unisex design in a large, one-size format and is listed for kids.
It closes with a zipper and has a laptop/tablet compartment and a bottle holder. The material is water resistant.






