Scholl Gel Activ Open Shoes gives invisible comfort for open shoes. The transparent gel with an extra slim design is discreetly hidden when worn in open shoes. The ultra-thin design doesn't crowd toes while still cushioning the ball of the foot from pressure. Non-slip design ensures that your feet and insole stay firmly in place. Suitable for open sandals and heels. Suitable for shoes sizes uk: 3-7.5 aus: 4-8 eur: 35-40.5.