埃及采购需求：护膝、护膝、护膝、膝盖保护器、膝盖保护、铰链式护膝、护踝

I'm looking for knee safety products that meet high quality and durability standards. It's crucial that these items provide excellent protection without compromising comfort. Can you provide options that are suitable for various activities, from casual sports to intensive training? Also, please share any certifications or testing procedures your products have undergone to ensure compliance with safety regulations. I'm interested in understanding the materials used and any unique features that differentiate your offerings in the market. Looking forward to your detailed response!