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A major craft and home decor brand came to us last year with a common customer pain point their ordinary candle jars had unreasonable structural designs that made replacing candle wicks extremely difficult most users had to scrape off residual wax with tools which easily scratched the jar body and even hurt hands. This led to low customer repurchase rates for the candle jar series and negative reviews about usability. Combining our rich R&D and production experience in glass craft products we launched a new candle jar series with humanized designs for easy wick replacement and provided a detailed wick replacement guide for users. After the launch of our optimized candle jars the brand’s customer repurchase rate increased by 45% within three months and positive reviews about easy wick replacement accounted for more than 90% of the total comments. This experience made it clear that scientific structural designs are the core to solve the difficulty of wick replacement and a user-friendly candle jar design must fully consider the subsequent use and maintenance needs. Every candle jar we produce is designed with wick replacement convenience as a key point with precise structural craftsmanship and high-quality material selection making it easy and safe for users to replace wicks at home.

The most fundamental design that makes a candle jar easy to replace candle wicks is the wide mouth opening design which provides sufficient operating space for hands and tools and ensures unobstructed wick replacement. Our candle jars adopt a scientific wide mouth design the diameter of the jar mouth is controlled at more than 8cm for small and medium sizes and more than 12cm for large sizes which is the optimal operating size recommended by craft and candle making experts. This wide mouth design allows users to put their hands into the jar body easily to clean residual wax and install new wicks without being blocked by the jar edge and also makes it convenient to use small tools such as tweezers and small scrapers for auxiliary operation. Unlike ordinary narrow mouth candle jars that limit hand movement our wide mouth design completely eliminates the space barrier of wick replacement and greatly reduces the difficulty of the operation. The edge of our candle jar mouth is polished with high precision to be smooth and round without any burrs which can prevent hand scratches during the wick replacement process and ensure the safety of the operation.

A smooth inner wall design is an important design that makes candle jars easy to replace wicks because the residual wax on the jar bottom is the main obstacle for wick replacement and a smooth inner wall can greatly reduce the cleaning difficulty. Our candle jars are made of high-quality high-transparency glass with a one-piece forming process the inner wall is polished multiple times to achieve a mirror smooth effect with no uneven protrusions or rough textures. Residual solidified wax on such a smooth inner wall can be easily scraped off with a soft plastic scraper without sticking to the wall and even the wax stains that are difficult to clean can be wiped off with a wet cloth after slight heating. Candle making industry experts point out that the smoothness of the candle jar inner wall directly affects the efficiency of wick replacement a rough inner wall will make residual wax adhere firmly and increase the cleaning workload. Our smooth inner wall design not only facilitates wax cleaning and wick replacement but also makes the candle jar easy to clean daily and keeps the inside of the jar clean and tidy for a long time.

The removable bottom or base design is a personalized and humanized design for candle jars that makes wick replacement more convenient especially for large and deep candle jars that are not easy to reach the bottom by hand. Our large candle jar series is equipped with a detachable screw type base the bottom of the jar body is connected with the base through a threaded structure which can be easily unscrewed and installed without additional tools. After unscrewing the base users can directly access the bottom of the candle jar from the lower part clean the residual wax and replace the wick without stretching their hands into the deep jar body which is very suitable for the elderly and users with small hands. This removable base design is developed based on the actual use pain points of users and the threaded connection is sealed with a food grade silicone ring which can ensure the airtightness of the candle jar and prevent the candle wax from volatilizing quickly. The detachable base is made of high-quality thickened glass with strong durability and will not be damaged after repeated disassembly and assembly.

A marked wick fixed position design is a detailed design that makes candle jars easy to replace wicks it can help users install new wicks accurately and quickly without repeated adjustment and improve the efficiency and effect of wick replacement. Our candle jars are designed with clear and durable wick fixed position marks at the bottom the marks are made by high temperature baking and will not fade or fall off even after repeated cleaning and heating. The marks are set according to the optimal wick placement position recommended by professional candle makers usually at the center of the jar bottom and some large candle jars are also equipped with multiple marks for multi-wick design. Users only need to fix the bottom of the new wick at the marked position and then straighten the wick which can ensure the wick is in the center position and the candle burns evenly after replacement. Unlike ordinary candle jars without any marks that require users to judge the position by themselves our marked design avoids the problem of crooked wick installation and uneven candle burning and makes the wick replacement operation more standardized and simple.