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🧊 Elevate your tea game with effortless cold brew sophistication!
The Hario Ka-Ku Cold Brew Tea Bottle is a 1200ml Japanese-designed plastic bottle featuring a built-in mesh filter and a silicone pour top. Perfect for brewing loose leaf tea overnight, it combines convenience, durability, and easy cleanup in a sleek, travel-friendly design favored by tea enthusiasts.













| ASIN | B07BK97DBT |
| Additional Features | Filter |
| Age Range Description | grownups |
| Best Sellers Rank | #535,441 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1,251 in Tea Accessories |
| Bottle Type | カークボトル |
| Brand | HARIO |
| Brand Name | HARIO |
| Capacity | 40.6 fluid ounces |
| Color | White |
| Container Type | Bottle |
| Customer Reviews | 4.5 out of 5 stars 2,352 Reviews |
| Finish Types | White |
| Global Trade Identification Number | 04977642037571 |
| Included Components | plasic Bottle, plastic lid |
| Item Dimensions W x H | 5"W x 8.6"H |
| Item Type Name | Cold Brew Tea Bottle |
| Item Weight | 300 g |
| Manufacturer | Hario |
| Manufacturer Part Number | KAB-120-W |
| Material | Plastic |
| Material Type | Plastic |
| Model Name | "Ka-Ku" |
| Model Number | "Ka-Ku" |
| Number of Items | 1 |
| Product Care Instructions | Dishwasher Safe |
| Recommended Uses For Product | Cooking |
| Reusability | Reusable |
| Shape | Round |
| Special Feature | Filter |
| Unit Count | 1 Count |
M**N
Super convenient
I like how convenient this is, I want to get more as it has made making cold brew teas so easy that I am refilling it and reusing the tea leaves multiple times a day. Due to the way it filters, it's also convenient to put fruit to add more flavor. The plastic seems sturdy but also I kind of wish it was glass like their pitcher style. That one is also good but harder to put fruit slices in.
P**K
A must for ice tea lovers
Got this after seeing it as a restaurant! Perfect for keeping tea in the fridge and super easy to clean. Love how it comes apart so you can really get it clean.
B**E
Quality
Nice design with the enough size to make the tea.
C**N
Pretty Excellent
I've had the bottle a few days and have been having a lot of fun with it so far, it works quite well and pours smoothly and isn't leaky when agitating (so far). I ordered the 1200ml version, which I enjoy but I'm considering purchasing another so I can have more cold brew on hand at any given time. The sizes are small by my standards, which to be fair are those of an American glutton- super size me baby. So, it was slightly disappointing to purchase the largest size available, have it be made out of plastic (as an environmental scientist, this makes me feel terrible and I would love to avoid it while also satisfying my need for MORE) and then still run out after three healthy glasses of iced tea. Anyways, these are good products by my measure thus far, and my current plan of recourse for curing my deficit issue is to buy another.
J**Y
Good product
Replacement, works well!
T**N
Have 3 now
Green lid for green caffeinated leaf tea and pink for herbal. Love it so much my kiddos got themselves one. I throw in whatever I’m in the mood for but usually it’s just loose tea, sugar or sugar substitute and lemon juice. I don’t like how the lemon rind affects the flavor after a day and ruined the batch so I stopped adding fresh lemon. But I use one tablespoon of loose leaf when I first fill it. It doesn’t take more than 5 minutes to flavor the water if it’s a quality leaf. I drink about half and then refill with more cold water and let it sit do its thing in the fridge for a strong brew; sometimes I just drink it immediately. All good tea leaves can be cold brewed according to my tea store, so I’ve experimented and found that to be true for me so far. I used to make sun tea in the summer and winter I’d boil water on the stove and then bottle them for cold brew. Now I just use this and save myself so much time
V**R
too tall for most fridges
i bought this thing to brew large batches of cold brew coffee and to keep the batch in the fridge. bottle is very tall. it's not worth returning but i will buy another hario cold brew bottle.
H**N
I'm never buying bottled tea again!
I am totally and completely in love with this big ole tea bottle. It's a lot bigger then I expected and at first I was worried about carrying it to work everyday but its perfect! It's plastic but well made and lightweight which I think is an advantage over a glass bottle. As a tea collector I have quite a bag stock of leaves to use and I see myself using this Every Single day. I have not needed to buy grean tea from Starbucks on my way to work (but I still reuse old plastic cups lol) and I can add as much loose leaves as I want rather then filling a tea strainer type compartment. I refill my bottle with water when it starts to run low so I'm never put of tea at work. The strainer works great and is easy to clean for the next use. I'm so happy to have bought this.
R**Y
Great stuff
It think it's a great bottle, wish the bottom part could be put into a dishwasher as well but it's fine to hand wash. The filter could be better since I put some loose tea and it wasn't very fine to catch the loose leaves.
R**M
NOT MADE OF GLASS!!!!
The description implies that it is made of glass and silicone like the smaller bottles, IT IS NOT! It is a plastic bottle with a plastic top.
S**M
Great!
Fantastic for teas! Easy to clean. Large capacity (1200ml) has me reaching out to this the Ka-Ku more than my Aisne (700ml).
G**O
Excellente bouteille pour faire des infusions à froids
J'ai acheté cette bouteille pour faire des infusions à froid (thé, fleurs, eau de concombre) et j'en suis pleinement satisfait ! Le design est simple et élégant. On sent l'ingéniosité Japonaise simple et efficace. 5 éléments (corps de la bouteille, filtre, joint, haut de la bouteille et bouchon) facilement assemblables, démontables et nettoyables. Vous fixez le joint dans l'intérieur du haut de la bouteille, vous y vissez le filtre, vous mettez ce que vous voulez infusez dans la bouteille, vous la remplissez d'eau, vous refermez avec le haut de la bouteille, vous vissez le bouchon, vous mettez la bouteille au frigo entre 12 et 48h selon ce que vous infusez et l'intensité que vous souhaitez et... VOILA : Une boisson délicieuse et naturelle à déguster. Le filtre est parfaitement adapté, les mailles sont de la bonne taille pour ne laisser passer aucun morceau tout en laissant passer ce qui a infusé. Tout ferme parfaitement et il n'y a aucune fuite. Vous pouvez laissez la bouteille dans votre frigo à l'horizontale sans problème. Elle est en plastique solide (contrairement aux autres modèles HARIO en verre qui sont un peu fragiles) et passe au lave vaisselle. Je recommande donc à 100% cet article.
L**T
Nice cold brew bottle for tea
High quality plastic bottle with elegant design. Love it!
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