Has anyone used these for kombucha? Are they strong enough to withstand a second fermentation?

I used these for vanilla extract and after 2 weeks had a lot of vodka loss through evaporation in the top of the bottle. I would not trust these seals around anything for food.

Brand	Estilo
Material	Glass
Bottle Type	Standard Bottle
Color	Clear
Capacity	8.5 Fluid Ounces
Special Feature	Leak Proof
Age Range (Description)	Adult
Product Dimensions	2.5"W x 7.5"H
Product Care Instructions	Hand Wash Only
Model Name	Estilo Easy Cap Swingtop Glass Bottles, Square, 8.5 oz, Set of 6- Clear
Recommended Uses For Product	Home
Number of Items	6
Reusability	Reusable
Shape	Round
Style	Set of 6
Finish Type	Clear
Unit Count	6.0 Count
Package Information	bottle
Item Weight	240.97 Grams
Manufacturer	Estilo
UPC	810301034334
Global Trade Identification Number	00810301034334
Part Number	EST4334
Item Weight	8.5 ounces
Item model number	EST4334
Size	8.5 oz
Finish	Clear
Item Package Quantity	1
Number Of Pieces	6
Special Features	Leak Proof
Batteries Included?	No
Batteries Required?	No

Estilo Swing Top Easy Cap Clear Glass Bottles with Caps, Round, 8.5 oz, Set of 6 - Standard Size, Flip Top Glass Bottles to Store Home Brews, Oils, Vinaigrettes, Wines, Beer, Teas - Syrup Bottles

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