Glass Water Carafe "JUG VODAN" hand-blown crystal glass • water structuring • made in EU • 1 l
FLASKA glass water carafe is not a standard glass jug. It is made from hand-crafted crystal glass produced in Slovenia, with the key difference lying in the material itself. FLASKA uses patented “programmed” TPS glass, which the manufacturer states can “revitalise” water within a few minutes. In practice, users most often describe the result as a more balanced, smoother taste, even when using tap water. This is the reason for the higher price: you are paying not just for design, but for a specific glass technology and its declared effect on water. The lid is loose-fitting (not airtight) and serves as a hygienic cover when pouring. The carafe is not dishwasher-safe; hand washing is recommended.
Glass Water Carafe "JUG VODAN" – Flaška
Elegant table carafe made of crystal glass for everyday water serving without plastic. The lid is non-sealing, so the carafe is intended for serving on the dining table – at home and in the office.
Glass is naturally BPA-free, does not absorb odours or tastes, and is suitable for long-term contact with drinking water. BPA (bisphenol A) can affect hormonal signalling; it makes sense to minimise exposure and where possible prefer glass.
The manufacturer states the technology of "programmed" glass (TPS/Glass & Vibe): specific vibrational information is embedded in the glass, which is supposed to act on the water within a few minutes and approximate its structure to spring water – without filtration or chemical interventions.
The manufacturer also declares a Certificate of Structural Quality of Water (Inštitut BION), which according to the institute's tests confirms changes in the structural quality of water.
The carafe is intended for table use; for hiking, the gym or in a backpack, choose a reusable bottle for active use.
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Suitable for
Glass Water Carafe "JUG VODAN" – Main Advantages
- Table carafe 1 l for everyday water serving at home and in the office.
- Crystal glass: chemically stable, naturally BPA-free, does not absorb odours or tastes.
- Non-sealing, loose lid – convenient pouring; the carafe is not intended for carrying.
- "Programmed" glass (TPS/Glass & Vibe) – according to the manufacturer, it approximates the structure of water to the character of spring water.
- Elegant, clean design; the carafe is easy to hold when serving.
- Easy maintenance: recommended hand washing; remove deposits with vinegar or baking soda.
- Suitable for tap, filtered, and spring water; herbs or citrus can be added.
- Reusable choice – helps reduce the consumption of single-use plastics.
- Handmade in the EU (crystal glass).
- Suitable for refrigeration as well.
At pravebio.cz you will also find portable bottles with a sealable lid: Flower of Life with a cork cover for a natural look or a smaller children's version with a Frog motif in green. Ideal for school, work, and trips.
How do Flaška bottles differ from "ordinary" bottles?
Compared to plastic bottles, Flaška offers the advantages of glass: it is chemically stable, and therefore does not retain odours or tastes and does not absorb dyes from drinks.
Glass is also naturally BPA-free and free from plasticisers, while plastic can, with long-term use, absorb scents or release components into the drink.
In terms of hygiene, glass is easy to clean and withstands hot water and thorough mechanical cleaning with a brush, without forming a film on the surface. In contrast, plastic is more easily scratched, and micro-cracks can worsen washability and cleanliness.
In its life cycle, a glass bottle, when handled carefully, has a long lifespan and is fully recyclable, reducing the need for single-use packaging. Although plastic is lighter, it usually has a shorter useful life and struggles to maintain taste neutrality of the drink over extended use.
In practice, glass is heavier and more fragile, but Flaška compensates with accessories that increase comfort and durability when carrying.
Available are cork or neoprene sleeves and bottles in various sizes, so you can easily choose a version for work, sports, travel, and home serving.

Who are Flaška bottles intended for and where can you use them?
Flaška bottles are suitable for everyday hydration at home, in the office, at school, and in meetings. They are great for sports and leisure – for fitness, yoga, hiking, and cycling. Flaška also offers bottles for children ideal for maintaining hydration at school.
Practical for travel and daily commuting – in a backpack or car, on a trip or in the city. The bottle is easy to refill at fountains or at home before leaving, so you always have water at hand.
Suitable for dining table and in the kitchen as an aesthetic serving bottle for family and guests. You will use it during working from home, at meetings, and as part of everyday hydration. A protective cork or neoprene sleeve makes it easier to grip, absorbs shocks, and helps maintain comfort when carrying.
Why choose Flaska
Flaska bottles are reusable glass bottles that keep water taste-neutral and free from unwanted odours. Glass is inert and naturally BPA-free, so it does not react with the drink and releases nothing into it.
Part of the brand's identity is programmed glass, which the manufacturer describes as its specific process of "tuning" the water.
The bottles easily integrate into everyday hydration at work, home, during study, and on the go. Thanks to the comfortable neck and quality closure, they are easy to clean and pleasant to drink from.
The brand offers several bottle sizes and extensive accessories for different situations. The most popular are cork sleeves, and neoprene sleeves and other accessories for grip and protection are also available.
For long life, hand washing with a mild detergent and regular ventilation of the cap is recommended. Repeated use of the bottle helps reduce single-use plastics and supports sustainable habits.
Taste purity
Glass bottle is inert – it does not react with the drink, does not absorb odours or flavours, and does not stain from drinks.
BPA and plasticizer-free
Glass is naturally BPA-free and plasticizer-free, so you don't have to worry about the typical migration of substances from plastic into the drink.
Sustainable choice
Reusable bottle with long life and fully recyclable material reduces the amount of single-use packaging.
Comfort with accessories
The most popular is the cork sleeve for a more secure grip and shock absorption; a neoprene sleeve and other accessories are also available.
Easy maintenance
Glass is easy to wash and withstands hot water well; with hand washing, no aroma or colourants remain in the bottle.
Versatile use
For the office, school, sports, travel, and home serving – water is always at hand and tastes the same.
Material and processing
Glass carafe for water "JUG VODAN" is made of crystal glass (so-called programmed glass – TPS/Glass & Vibe), which is chemically stable and naturally BPA-free and plasticizer-free. The glass does not absorb odours or flavours and is suitable for everyday drinking regime.
The lid is non-sealing and loosely placed; the carafe is intended for the table, not for carrying. All parts intended for contact with water meet standard food contact requirements. Handmade in the EU ensures careful processing and control of each piece.
To maintain appearance and function, we recommend hand washing and avoiding dishwashers, microwave ovens, and sudden temperature shocks.
Usage and maintenance
- Before first use, rinse the carafe and lid with warm water and a mild detergent.
- Fill the carafe (with tap/filtered water); just place the lid – it is loosely placed and non-sealing.
- Wash exclusively by hand using a soft brush and mild detergent.
- Do not use a dishwasher; avoid microwave ovens and sudden temperature shocks (do not pour hot water, do not freeze).
- Remove limescale deposits with vinegar or baking soda and then rinse thoroughly.
- The carafe is also suitable for the refrigerator.
What to buy with the JUG VODAN carafe?
- ✔︎ Jigsaw Health – Supreme™ Electrolytes - Lemon-Lime – refreshing ionic drink; easily mix in the carafe for all-day hydration.
- ✔︎ Redmond – Re-Lyte® Hydration Electrolytes - Mixed Berry – strong flavour motivates drinking; ideal for training and workday.
- ✔︎ NoordCode – Performance Electrolytes from Sea Salt (sachets) - Strawberry Cherry – practical sachets sugar-free; quick replenishment of minerals at home and in the office.
- ✔︎ AlmaWin – Dishwashing Detergent – gentle washing of crystal glass and lids without residual odours.
FAQ
What is Glass & Vibe technology and how to use the bottle correctly?
The manufacturer states that a vibrational program is imprinted into the glass, which is supposed to "tune" the water in about 5 minutes. Procedure: fill the bottle, wait, gently swirl the water, and drink. Consider this principle as a brand claim, not a health effect.

Is Flaska BPA-free and what materials is it made of?
Yes. Glass is naturally BPA-free and free from plasticizers and is inert (does not react with the drink). The accessories mainly consist of cork and neoprene sleeves for protection and comfortable carrying.

Can I wash Flaska in the dishwasher?
Not recommended. Maintenance is manual – use a soft brush and mild detergent. This way, the bottle and sleeve will maintain longer life.

What about hot water – can I pour hot drinks into the bottle?
Hot drinks may reduce the declared "structuring" effect. Recommendation: prepare the hot drink separately and let it cool down, or use special cups/glasses designed for hot drinks (information on "water tuning" is a manufacturer's claim).

How durable is the bottle and what to avoid?
Glass is robust, but remains a fragile material. We recommend a protective sleeve, avoiding drops and impacts, not using in a microwave oven, and avoiding extreme thermal shocks.

What sizes and accessories are available?
The brand offers several bottle sizes and a wide range of accessories. Available are interchangeable sleeves (cork, neoprene), spare caps, and other accessories for everyday use.

Additional parameters
| Category: | Eco homeware |
|---|---|
| Manufactured by: | Flaška d.o.o. Begunje 82a SI-4275 Begunje Slovenija, EU |
| Country of origin: | Slovenia |
| Volume: | 1 l |
Meet Flaska! The programmed glass water bottle
Water structuring with Flaska
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Zakladatel slovinské značky Flaska, Maks Vrečko, je skutečný inovátor. Na nápad, který za Flaskou stojí, přišel při pěstování jahod. Pomáhal totiž manželce na jejich rodinné farmě. Protože ho typické zemědělství nezajímalo a klasické zemědělské technologie moc neznal, začal se zajímat o různé netradiční přístupy. V roce 2003 se díky tomu seznámil s procesem restrukturalizace vody. Rozhodl se provést vlastní pokus - polovinu pole zaléval restrukturalizovanou vodou a druhou polovinu normální vodou.
Nějakou dobu nebyly patrné žádné výrazné rozdíly, ale když nastal čas sklizně, rychle se ukázalo, že voda hrála důležitou roli. Jahody zalévané restrukturalizovanou vodou byly znatelně pevnější. Trvanlivost plodů se prodloužila a úroda na části pole, která byla zalévaná restrukturalizovanou vodou, byla o 18,1 % vydatnější. Na konci sezóny byly rostliny v této části výsadby vitálnější a méně napadené chorobami.
V následujících letech pak Maks v experimentech s restrukturalizovanou vodou pokračoval. Ze skeptika se stal nadšencem této technologie, která je známá již téměř 90 let, od objevů Viktora Schaubergera, průkopníka strukturování vody. Maks říká, že když nad tím zpětně přemýšlí, mělo to být naprosto logické, že zlepšení struktury vody povede i ke zlepšení jahod, vzhledem k tomu, že 89 % plodu jahod je tvořeno vodou. V té době ho to prý ale vůbec nenapadlo.
K údivu mnohých Maks v roce 2009 přestal pěstovat jahody. Měly vynikající kvalitu, odbyt byl skvělý a všichni byli spokojeni. Ale život mu říkal, že se musí poohlédnout po nových výzvách. Začal nabízet technologii strukturování vody v zemědělství. Přes vynikající výsledky testů (při pěstování ovoce, zeleniny, výrobě mléka, chovu drůbeže atd.) nebyl trh ještě připraven přijmout "neviditelnou" technologii, přestože její výsledky byly zcela zřejmé.
Po náročném roce a půl dostal nápad implementovat technologii strukturování vody do lahve pro každodenní použití. V listopadu 2009 byla spuštěna testovací série a po kladném ohlasu byla zahájena skutečná výroba. A tak se zrodila - Flaska! Na slovinský trh vstoupila 10. března 2010.
Věci se začaly hýbat kupředu rychlostí blesku - tým Flasky se rozrůstal, a brzy uváděli na trh nové modely a velikosti lahví a expandovali na nové světové trhy. Vypadá to jako pohádka, ale v reálném životě Flasku také čekaly těžké časy, zejména v letech 2012 až 2014. Toto období překonali jen díky společné práci a spoustě pozitivní energie všech zaměstnanců a partnerů. V následujících letech pak vyvinuli další naprogramované výrobky - džbán Vodan, Doggy Flasku pro psy a sklenici na pití Sirius.
Flaska nadále zdokonaluje proces restrukturalizace vody TPS. Jejich filozofie restrukturalizace vody se liší od většiny ostatních, které tuto technologii nabízejí. Pomáhají vodě vrátit se k její pramenité struktuře. Společnost Flaska zastává názor, že všichni obyvatelé naší planety by měli pít vodu co nejlepší kvality. Výrobou Flasky tak nejen zvyšují obecné povědomí o pití kvalitní vody, ale přispívají ke snižování vytváření plastového odpadu jednorázovými plastovými lahvemi.
Flaska je důkazem toho, že máme moc měnit svět prakticky každým douškem vody, kapku po kapce.


