
Natural flint is a mineral traditionally used for water purification and conditioning. It helps improve the taste and overall properties of drinking water by supporting its natural balance.
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Natural flint is a mineral traditionally used for water purification and conditioning. It helps improve the taste and overall properties of drinking water by supporting its natural balance. Suitable for home use to enhance everyday water quality.
INCI
Silicon Dioxide (SiO₂).
Directions for Use
Rinse the flint stones thoroughly under running water before first use. Place 1–2 stones into a glass or ceramic container and pour drinking water over them. Leave for 24–48 hours. The water is then ready for drinking or cooking. It is recommended to rinse and dry the stones periodically.
Warnings
Do not use damaged or broken stones. Store in a clean, dry place. Not intended to replace certified water filtration systems for heavily contaminated water.
Delivery - terms and prices
After placing an order, delivery is processed on business days. Package design and product images may differ. Delivery time depends on the selected method - on average up to 5 days.
International Omniva post - from 7 € (price depends on parcel weight). For other options (DPD, FedEx), standard rates and transit times apply.
In addition to the thresholds listed above, we can consider free delivery options depending on the order amount and for deliveries to other countries. Contact us and we will suggest the best option.
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On average - up to 5 business days (depends on the selected delivery method).
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Tselitel RÄNIKIVI LOODUSLIK VEEFILTER 150G is a natural flint water filter for household use. People usually choose this type of mineral when they want a simple, traditional way to condition drinking water at home and make its taste feel cleaner, softer or fresher. It is not a mechanical cartridge filter, but a mineral medium placed directly into water for a period of time.
The active substance is flint, a stone rich in silicon dioxide (SiO₂). In traditional home use, flint has been valued for its contact with water over many hours, during which it helps influence the water's sensory qualities. When water stands with the stones, its taste and mouthfeel may become more pleasant for some people — which is why flint water is often used not only for drinking, but also for tea, coffee and cooking.
This kind of mineral water conditioning has a long tradition in Eastern Europe, where flint stones were commonly placed in stored water to help keep it fresher in use.
This product suits people who keep a glass or ceramic water container at home and prefer a low-tech method alongside regular household habits. Its format is simple: no electricity, no plastic housing, no complicated installation. Typical home uses include:
Expectations should remain realistic: this product is mainly chosen for water conditioning and taste, not as a replacement for certified filtration where water quality is uncertain.
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