insulated small mouth flask

Insulated Small Mouth Flask: Your Go-To for Outdoor and Everyday Hydration

For those who need reliable temperature control in a practical and portable design, the insulated small mouth flask is the ultimate solution. Whether you're an avid hiker, a daily commuter, or simply someone who appreciates keeping beverages at their ideal temperature for hours, this flask delivers. Its compact and user-friendly design makes it an indispensable companion for any activity. Our key focus is on providing superior performance through advanced insulation technology. We understand that durability and leak prevention are paramount for a travel small mouth flask, which is why we've engineered our product to withstand the rigors of daily use. Crafted from high-grade materials, this stainless steel small mouth flask ensures your drinks stay hot or cold without any metallic aftertaste. The thoughtful design guarantees it is a truly leakproof small mouth flask, giving you complete peace of mind when it's tossed in a bag. For those who need ample hydration on the go, our spacious 1 liter small mouth flask offers the perfect capacity without being overly bulky.

Detailed Technical Specifications of the Insulated Small Mouth Flask

The Insulated Small Mouth Flask is meticulously designed with precision and performance in mind. Below are the detailed specifications that highlight its construction and capabilities.

Core Material & Construction:

Body Material: 18/8 Food-Grade Stainless Steel (304 Grade)
Interior & Exterior: BPA-Free and Non-Toxic Coatings
Insulation Technology: Double-Wall Vacuum Insulation
Lid Construction: Screw-On Lid Made from Stainless Steel with a Silicone Gasket

Performance & Capacity:

Feature	Specification
Total Capacity	1 Liter (33.8 fl oz)
Mouth Opening Diameter	38mm (1.5 inches)
Heat Retention (Hot Liquids)	Up to 12 hours
Cold Retention (Iced Liquids)	Up to 24 hours
Weight (Empty)	450 grams (approx. 1 lb)
Overall Height	25 cm (9.8 inches)
Base Diameter	8 cm (3.1 inches)

Additional Features:

Leakproof Guarantee: Patented silicone seal ensures a 100% leakproof experience.
Carry Handle: Integrated stainless steel carry handle for easy portability.
Finish: Available in Brushed Stainless Steel, Matte Black, and Navy Blue finishes.
Care Instructions: Hand wash recommended; dishwasher safe (top rack only).

Hot Products

Personalized Stainless Steel Water Bottles
Kudike is the brand of personalized stainless steel water bottles,we are the factory specializing in the production of stainless steel tumbler. The company was established in 2017 and has grown from a group of energetic young people to the present. It now covers an area of 12,000 square meters. Every year, it innovates its stainless steel insulated cups and has over 90 types of cups.
Now we have also made innovations in materials. From the initial 304 stainless steel inner tank to 316 stainless steel, and now to titanium material.
Welcome to inquiry us .
Detachable Water Bottle
Kudike brand 2 in 1 pack 600ml stainless steel water bottle set with 450ml Detachable Water Bottle.
We are the manufacturer who have our own whole production line and we are based on Yongkang city ,China ,our factory name is Yongkang Jiangzhi Cup Industry Co.,Ltd.
High quality is our main stick to .
We are looking forward to long time and same aim cooperation partner.
Contact us if you are .
12oz Stainless Steel Egg Mug
Kudike's high-quality 12oz stainless steel egg mug features an insulated and heat-resistant wall design. The unique egg shaped design makes it a great gift, sure to leave a deep impression on customers, guests, office staff, travelers, and anyone who loves hot drinks. We can customize this stainless steel egg shaped mug according to your needs, using screen printing or epoxy resin drop adhesive stickers, printing company logos or advertising information to help promote your brand.
Vacuum Insulated Tumbler with Handle
As a well-known vacuum insulated tumor with handle manufacturer in China, Kudike has advanced technology to create better products! The thermos cup is made of high-quality 18/8 stainless steel material, with a surface treated with high-quality powder coating, and is equipped with a BPA free cup lid, ensuring the health and safety of your drink.
Cold-kept Coffee Cup
The insulation effect of Kudike's durable and stylish cold-kept coffee cup is truly surprising, with a temperature drop of only 36 degrees within six hours. It is lightweight and leak proof, and one handed operation is also very convenient. This travel mug also features a ceramic coating, effectively preventing metallic odors from contaminating the drink.
Stainless Steel Sports Bottle with Handle
Enjoy warmth on a cold winter's day with this Kudike fashionable stainless steel sports bottle with handle. Made from 100% food-grade stainless steel, it's rust-resistant and durable. The large 600ml/900ml/1000ml capacity allows you to enjoy hot or cold drinks on the go. This bottle is designed to keep people refreshed anytime, anywhere. Safe, lightweight, and durable, it's the perfect companion for school, sports, or outdoor adventures.

Related Blog
Reviews

Coastline Protection Action
In May 2025, container ship MSC Elsa 3 sank off the southern Indian coast causing the release of tens of shipping containers worth of plastic pellets/nurdles amongst other harmful and hazardous materials to be discarded into our marine ecosystems.
Why Should We Choose Personalized Stainless Steel Water Bottles?
In today's fast-paced lifestyle, staying hydrated is more than a routine—it's an essential part of maintaining health and energy throughout the day. But how do we make hydration both practical and personal? That's where Personalized Stainless Steel Water Bottles come in. Unlike ordinary plastic bottles, these bottles combine durability, eco-friendliness, and individual style.
How to Choose the Best Stainless Steel Taper Flask for Durability and Performance?
A stainless steel taper flask is a versatile and durable solution for storing and transporting liquids in industrial, laboratory, and outdoor environments. However, many buyers struggle with selecting the right material grade, insulation type, and structural design. This article provides a comprehensive guide to understanding how stainless steel taper flasks work, their advantages, key specifications, and how to choose the ideal product based on your application needs. Whether you are sourcing for industrial use or commercial distribution, this guide will help you make an informed decision.
Is it good to drink from a stainless steel bottle?
Yes, it is generally considered safe to drink from a stainless steel bottle. Stainless steel is a durable and non-reactive material that does not contain harmful chemicals such as BPA, phthalates, and lead often found in plastic bottles.
What Is the Difference Between a Flask and a Water Bottle?
When it comes to carrying beverages on the go, flasks and water bottles are two common options.
Why Is the Stainless Steel Bottle Gaining So Much Attention?
A stainless steel bottle is a reusable drinking container made from food-grade stainless steel (commonly 18/8 or 304-grade) that often features vacuum insulation, leak-proof lids, and durable external construction. Its core purpose is to provide a safe, reliable, long-lasting hydration solution that keeps beverages at the desired temperature while reducing reliance on single-use plastics or lesser quality materials.

insulated small mouth flask