The Calculated Chemist

Silicone Protective Base for Flask Bottle

$8.99
Shipping calculated at checkout.

Upgrade your flask bottle with our premium silicone base — the perfect blend of protection, style, and everyday functionality. Designed specifically for The Calculated Chemist flask drink bottle, this durable base helps guard against dents, dings, and surface scratches while offering extra grip to prevent slipping on smooth surfaces.

Available in several color variations — you can customize your bottle to match your style or add a pop of personality. Whether you're in the lab, the office, or on the go, this silicone base gives your flask a refined touch and a layer of everyday resilience.

*Flask sold separately

Why You’ll Love It

✅ Protects the bottom of the flask from impacts & scratches

✅ Provides anti-slip traction on desks & countertops

✅ Made to fit securely and stay in place

✅ Available in five stylish colors for a personalized look

✅ Complements your flask with a sleek, premium design

Make your flask uniquely yours — while giving it the protection it deserves.

Color: Dark Green
Color: Dark Green

Product information

Frequently Asked Questions

What is the capacity of the Beaker Drink Tumbler?

Our Beaker Drink Tumbler holds 500 mL (16.9 oz), perfect for coffee, cocktails, or your favorite beverages.

Is the tumbler made of real laboratory glass?

Yes! It’s crafted from borosilicate glass—the same durable, thermal-shock resistant material used in scientific labs.

Can it go in the dishwasher?

Absolutely. The tumbler is dishwasher-safe for easy cleaning.

Is this safe for hot and cold drinks?

Yes, borosilicate glass handles both hot and cold liquids without cracking or shattering.

Does it come with a lid or straw?

Yes, this product comes with a sustainable bamboo wood lid and food-grade silicone straws.

Flask Drink Tumbler

COMING SPRING 2025

Introducing our latest innovation- a stainless-steel, double-wall vacuum insulated tumbler. Available for pre-sale purchases.