Though non-microwavable, they are top rack dishwasher safe. Squeeze Sauce Bottle Food Flexible Plastic Transparent 2/4/8/10/20pcs. 【Food-Grade Material】:Sauce bottle are made of food-grade, easy to squeeze, low-density polyethylene material that is safe to use on a daily basis for cooking, baking, or for any liquids you need to dispense.
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