No show length creates an invisible wear in shoe. Wow Technologyâ"¢ is featured in the reinforced sole for excellent comfort and durability. Features an elastic collar for easy on and off. Excellent for use with mary janes, ballet shoes, or boat shoes while keeping your feet loose and odor-free for those hot summer months. Materials will vary across different colors. Material breakdown example: 74% merino wool, 24% nylon, 2% elastane Machine wash warm and tumble dry low.