They are very easy to fit. The bottles need to have a 28mm o/d screw with at least 2 rows of pitch to the thread.
eBay
flask glass bottles screw caps for wine, whisky or spirits bottles
Aliexpress UK
Ideal For Re Using Your Empty Screw Top Wine Bottles. Simply Push On And Screw To Seal.
eBay
Silicone Wine Stopper Screw Shape Wine Bottle Cap Creative Wine Accessories Home Party Use Food-grade Kitchen Gadget
Aliexpress UK
Each Napoleon bottle in the set has a capacity of 500 ml. The overall look is very elegant. High quality - the bottle is made of high-quality glass and will remain useful for many years. Or maybe infusion liqueurs or thick juices?.
eBay
Wine Beer Bottle Opener Corkscrew Beer Soda Cap Red Bar Wine Bottle Opener Bar Kitchen Tools Accessary
Aliexpress UK
Screw Top Glass Bottle 0.75L (750ml). Perfect for wine or liquor.
eBay
1pc Premium Stainless Steel Wine Bottle Opener Multi-Functional Bottle Openers Wine Cork Screw Corkscrew Beer Cap Remover Bar
Aliexpress UK
Best for storing juice, vodka and other spirits. 1L Glass Bottle with gold screw cap ( Screw Cap fi 31.5 x 24 mm.).
eBay
1pc Premium Stainless Steel Wine Bottle Opener Multi-Functional Bottle Openers Wine Cork Screw Corkscrew Beer Cap Remover Bar
Aliexpress UK
Screw Top Glass Bottle 0.75L (750ml). Perfect for wine or liquor. Screw Top Bottle with a gold screw cap.
eBay
1pc Stainless Steel Wood Handle Wine Corkscrew Professional Wine Opener Portable Screw Corkscrew Multifunction Beer Cap Bottle
Aliexpress UK
Ideal for 350ml and our 75cl Wine Bottles. Height: 35 mm.
eBay
1pc Stainless Steel Wood Handle Wine Corkscrew Professional Wine Opener Portable Screw Corkscrew Multifunction Beer Cap Bottle
Aliexpress UK
Corkscrew Opener Winged for wine bottles Beer Cap Opener Useful Cork screw. The sturdy design ensures easy and effective cork removal, allowing you to effortlessly open your favorite bottles. Not only providing sound durability, but also presenting a clean and polished look during operation.
eBay
1pc Magic Cap Red Wine Bottle Stopper Cover Leak-proof Silicone Bottle Cap Wine Stopper Seal Cork Bottle Closure Cap
Aliexpress UK