Coolflask 128 oz Gallon Water Bottle Insulated with Straw & 3 Leakproof Lid

Price: $52.99 - $49.99
(as of Sep 22, 2026 21:15:01 UTC – Details)

Product description

Simply open it with one hand to get instant refreshment while on the go.

Twist to unleash coolness and enjoy the convenience of the attached lid, preventing messes and loss.

Drink contentedly through the wide mouth and conveniently carry your bottle wherever life takes you.

1 Flip-Up Straw Lid

2 Easy-Twist Spout Lid

3 Portable Handle Lid

4 Use Reminder

Be Real Cool with COOLFLASK
Coolflask Titan Series

The Titan Bottle features an ultra-wide mouth and a large capacity, making your summer even cooler.

Coolflask MegaSip

The wider straw and ergonomic grip make drinking much more enjoyable.

Water bottles with Strap

Lightweight design and beautiful colors make your travel more convenient and fun.

64 oz Water Bottles with Handle

The side indentation leaves space for hand, purposefully combining practicality and comfort to significantly enrich the gripping experience.

64 oz Water Bottle with Leather Pouch

This 64 oz water bottle looks 12% Smaller than average bottles, but holds more and weighs less.

WHY COOLFLASK

Coolflask Complete Series of Water Bottles

Add to Cart

Add to Cart

Add to Cart

Add to Cart

Add to Cart

Add to Cart

Add to Cart

Customer Reviews

4.6 out of 5 stars 16,536

4.3 out of 5 stars 82

4.4 out of 5 stars 60

4.4 out of 5 stars 1,131

4.3 out of 5 stars 788

4.3 out of 5 stars 671

4.5 out of 5 stars 1,205

Price

$31.99$31.99

$21.99$21.99

$44.99$44.99

$31.99$31.99

$34.99$34.99

$26.99$26.99

$34.99$34.99

Triple-Layer Insulation

✔

✔

✔

✔

✔

✔

✔

Capacity

24/32/40/64/87/128oz

24/32/40oz

128/192/256oz

32/40/64oz

64oz

32/40oz

40/64/128oz

Cold Preservation Duration

Keep Cold 48+h

Keep Cold 24+h

Keep Cold 60+h

Keep Cold 48+h

Keep Cold 48+h

Keep Cold 24+h

Keep Cold 48+h

Leakproof

✔

✔

✔

✔

✔

✔

✔

BPA-Free

✔

✔

✔

✔

✔

✔

✔

18/8 Stainless Steel

✔

✔

✔

✔

✔

✔

✔

Straw Lid

✔

✔

✘

✔

✔

✔

✔

Spout Lid

✔

✘

✔

✔

✔

✘

✔

Bottle Sleeve

✔

✘

✔

✘

✘

✘

✔

Strap

✔

✘

✔

✔

✔

✘

✔

Straw and Straw Brush

✔

✔

✘

✔

✔

✔

✔

Going Green: Gallon Insulated Water Bottle is built with 18/8 (304) stainless steel that’s BPA-free, reusable, and safe for all. It’s rust-proof, and free from oder retain. Liquid can be fresh in its best taste for a whole day
48H Cold & 24H Hot: Triple Insulation Technology adopts double wall and vacuum seal, keeps beverages cold for up to 48 hours and hot 24 hours. Anti-sweat coating can keep the surface dry and clean, making it easy to grip
Flexible Drinking On-the-Go: This water jug comes with 3different lids. The screw-on lid with flip-up handle is for easy ice refilling with superior portability; spout lid makes it convenient to drink hot liquid and straw lid for sipping cold
Travel Longer: With 128 oz large capacity, the large watter bottle allows you to enjoy your trip easier with fewer refills, perfect for hiking, camping and sport events. It’s easy to stay hydrated and refreshed on exciting adventures with such a versatile bottle
Easy to Maintain: This stainless steel water flask is rustproof, sweat-proof, and BPA-free. Dishwasher safety. Do not put it in a freezer or microwave. Not for soft drinks. Be carefully of being scalded when handling hot liquids
Customers find the water bottle to be a favorite that keeps water cold all day, with a nice big size and carrying case that makes it easy to tote around. The bottle comes with multiple different lids, and one customer notes it keeps ice for days. Durability and leak-proof performance receive mixed reviews – while some report it lasts over 1000 days, others mention the handle breaking off completely, and while some say it doesn’t leak, others report issues with the straw attachment leaking when turned upside down.