The Calculated Chemist
Fabric Handle Straps | Alternative Colors
Shipping calculated at checkout.
Give your flask a fresh new look.
This Fabric Handle Strap is the easiest way to personalize your stainless steel Flask Vessel. Made from soft, durable polyester, it makes your bottle more comfortable to carry while adding a pop of personality.
Swap your standard handle and choose from 5 stylish colors to match your vibe, your outfit, or your favorite flask finish — perfect for work, school, the lab, or gifting.
Why you'll love it
- Soft, strong polyester fabric
- Comfortable grip for daily carry
- Easy to attach — replaces your standard handle in seconds
- Available in 5 unique colors: Cryo Cyan, Turquoise, Pink, Chlorophyll Green, and Quantum Blue
- A fun, affordable way to make your flask your own
A small upgrade that makes a big difference. Pairs with the Flask Vessel and our other flask accessories.
COMPARE FINISHES IN THE MOCKUP STUDIO →
Product information
See it before you choose.
Compare all five finishes and preview name or logo placement on the Flask Vessel — in the Mockup Studio.
