常見問題

Apply by spraying or rubbing onto a clean fabric surface. It will form a protective layer after drying. Reapply as needed until stain-resistant. It is recommended to use a professional spraying tool or a DIY spray bottle. After even coverage, wait 30 minutes for the coating to cure.

BioNatro fabric stain repellent uses a nano stain-resistant coating that forms a lotus effect, causing liquids (such as coffee and red wine) to instantly bead up and slide off without penetrating the fabric. It can be easily wiped clean and provides long-lasting stain resistance for 6-12 months.

Yes, BioNatro's stain-resistant coating provides excellent protection for both leather and leather crafts, forming an invisible protective layer on leather sofas, bags, and leather furniture. It is oil, water, and stain resistant without altering the texture of the leather.

No, once the stain-resistant coating has cured, it will be completely transparent and leave no trace, preserving the original color, texture, and breathability of the fabric and leather, making it suitable for high-end leather protection needs.

The product is very safe after it dries. Its hypoallergenic, non-toxic, and odorless formula has been tested and is suitable for home use. It also enhances the hygienic and antibacterial effects of stain resistance on fabrics and protection for leather.

Liquid stains bead up and do not penetrate; simply wipe or vacuum. Avoid using strong chemicals after applying stain repellent to fabrics and leather to maintain the durability of the stain repellent coating.

Anti-fouling coatings are suitable for most fabrics (cotton, linen, polyester) and genuine leather, providing comprehensive fabric stain protection, leather protection, and leather craft protection. They are not suitable for suede or specially coated leathers.

Retail prices are based on the latest prices listed on the Allerfree HK website. Cleaning companies or wholesalers can enjoy discounts when purchasing 4 or more items. Bulk solutions for fabric stain protection and leather protection are available. Please contact us for a quote on customized stain-resistant coating services.

Yes, stain-resistant coatings/coatings have antibacterial and anti-mildew effects, helping to prevent stains on fabrics and protect and maintain the hygiene of leather, making them especially suitable for humid environments or commercial leather protection applications.

Under normal use, it lasts 6-12 months; for high-frequency commercial use, it may last slightly shorter. Recoating can extend the stain-resistant and anti-fouling properties of fabrics and the protective effect on leather.