The Stelline Rosa underbandages are made with OEKO-TEX certified cotton. The padding is made of a double layer of certified and breathable wadding. Vertically quilted to perfectly adhere to the horse's leg. - Pony size measurements: 42cm x 47cm - Horse size measurements: 46cm x 66cm *Please note that each product is cut and sewn by hand, so a difference of a few centimeters from the indicated measurements is considered normal and within tolerance margins.