This buckle is made of aluminum alloy, which makes the product more malleable. High-quality aluminum buckles are generally made of high-quality coatings, which are painted by imported automatic high-speed coating lines. Does not fall off, the use of aluminum will also make the product last longer, and it is easy to maintain, and it will be clean as new after washing with water.Moreover, the use of aluminum material enables the product to be used under large temperature changes, and its excellent performance is not affected.