Discover the Karhu Synchron running shoe for men and women, designed to provide a premium blend of comfort and stability. As one of Karhu’s most supportive running shoes, the Karhu Synchron features plush cushioning and advanced technology to deliver a smooth and secure ride for every mile. Its innovative construction ensures maximum comfort while offering the durability needed for long-distance runs or daily training. For those seeking a wider fit, the Synchron is also available in HiVo, a wider fit option.