- Size: 42 • Scientifically endorsed by UMANA Biomechanical Engineering. • Patented, manufactured, and designed in Spain. • Designed to reduce joint pressure during sports like cycling. • Improve foot strike and help prevent injuries. • Adjustable to the exact shape of the foot by heating them in the microwave. • Provide personalized comfort and exceptional support. • Improve posture and balance by distributing weight evenly. • Ideal for athletes and people who spend long hours standing. • Relieve muscle fatigue and prevent pain in legs and feet. • 100% breathable, odor and sweat resistant. • Relieve conditions such as metatarsalgia, Morton's neuroma, heel spurs, flat feet, high arches, supination, and other posture and foot-related conditions.