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Plastic Bottle Extension

If you are looking to switch up your bottle game, this one's for you. Our clear plastic Bottle Extensions are heat resistant, lightweight, durable and leakproof.

Note: this is just the extension and gasket. Match with plastic or stainless steel Helix cup bases, Bottle Caps and Bottle Hangs.

Available in one size.

In stock
From: $15.00

⛟ Flat rate $9 shipping. Free shipping for AU orders over $60. 

Unsure which size is right for you?

Cleaning & Care

- We recommend hand washing for clear plastic as grease or oil from other dishwasher items may cause clouding

For more information, see our KeepCup Care page.