The curvy Windjammer is a 400ml HDPE bottle and comes with a 24/410 neck. Its curved shape provides a distinctive point of difference for stock bottles with a custom appearance. With more than 1,200 standard products plus a full custom moulding service for exclusive designs, and virtually every aspect of every product from the company is conducted in-house, on site from concept design, through tool-making, production, artwork and decoration.
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http://www.packagingdigest.com/article/523126-HDPE_bottle.php