Get in shape almost effortlessly with the Air Tone toning trainers! These trainers, with curved soles, are designed for losing weight and shaping the body just by walking. They improve posture and circulation, tone muscles and burn calories with every step. These comfortable toning trainers provide a high degree of support and stability. They have an anti-slip sole, rocking toe and heel, cushioned anti-injury instep and an air chamber for greater cushioning when you walk, reducing the impact on the back, knees and hips. Includes 3 different pairs of laces in bright, attractive colours (pink, green and blue). Fabric: synthetic mesh + polyurethane. Sole: rubber + polyurethane. Unisex.