TWC Glass Drinking Straws
Sip pretty, stay pristine — the stain-dodging daily essential
Iced coffee, smoothies, the 3pm crispy Coke Zero — enjoy them all without coating your teeth in pigment. Four black borosilicate glass straws plus a cleaning brush, protecting t...
Protect the investment
Black borosilicate glass — the tough, thermal-shock-resistant kind used in labware. Four straws + one cleaning brush per set. Dishwasher-safe.
Rinse after use or run through the dishwasher. Use the included brush for smoothie-grade situations. Avoid dropping onto tile (it's tough, not immortal).
How it works
FAQ
Staining drinks — coffee, tea, red wine, cola — do their damage by washing over your front teeth. A straw routes the pigment past them, so your whitening results last noticeably longer.
Borosilicate is the tough stuff — it handles hot and iced drinks and everyday knocks. Treat them like your favourite glass, not like a paper straw.
Completely. Or a 10-second rinse with the included cleaning brush.
To qualify:
- Complete the full recommended treatment as directed
- Contact our team during your treatment for guidance
- Submit a claim within 60 days of receiving your order
- Include before & after photos taken in natural daylight (no filters)
Email info@whiteningco.nz with subject "Money-Back Guarantee Claim", your order number, and your photos. Refunds cover the product purchase price only and exclude shipping. One refund per customer per product type.
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