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Built-in detachable straw
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Flat mouth suction enhances drinking experience
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The carrying loop can be hung outside the backpack, spaceless and effortless to carry
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Suitable for outdoor, sturdy and leak-proof design
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12 hours heat preservation, 24 hours cold preservation
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Sweat-proof design
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Dish Washable
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Durable food grade 18/8 stainless steel material