Hello Marta, thank you for your inquiry. The measurements of the adult mask are: from the highest point of the nose to the bottom they are 15cm, from side to side of the ear 30cm and 6.5cm from the side of the ear. The measures of the children's mask is from the highest point of the nose to the bottom 9.5cm, from side to side of the ear 21cm and 4cm from the side of the ear Greetings. Currently of this brand we only have the R40. All the best.