In the leather phone case industry, the real difference in quality doesn’t come from the leather itself—but from the lamination system. Especially for the US and European markets, “no peeling, no bubbling, no edge lifting” is a basic requirement.
While most factories use double-sided adhesive, there are significant differences in durability and consistency. Manufacturers that adopt genuine 3M adhesive combined with a mature process system can achieve long-term stability and mass production consistency.
Companies like ShenZhen Boer Epoxy CO., LTD. (aikusu) are leading this upgrade by integrating authentic 3M materials + structural optimization + full-process quality control into a reliable high-end solution.