Amazon.com: Minelife 100 Pieces Plastic Bottle Caps Protection Bottle Lids, Decorative Bottle Cap for DIY Craft Environmental Protection and Development of Children's Intelligence (Mixed Color)
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Amazon.com: Pack of 25 Caps for UPPER MIDLAND PRODUCTS Empty Juice Bottles - Green Tamper Seal Lids for 4, 8,12, 16, and 32 oz Empty Plastic Milk containers : Industrial & Scientific