Insole with grade 1 health certification developed to prevent and alleviate pain in the feet (metatarsus and heel), knees and lower back with a cushioning level of 24.7% (score of 9.5 out of 10 awarded by the Umana® biomechanical institute). with vegan certification and European medical device certification as a guarantee of the highest quality. Specially designed for medical footwear, uniformity footwear and hospitality footwear. It offers long-term protection, delaying overload as much as possible and relieving pain in your feet and knees.