Solus Satin laryngeal mask airway. Solus Satin is a range of single use laryngeal mask airways which have a softer airway tube to provide more flexibility. Available in adult sizes 3, 4 and 5. Solus Satin are supplied sterile and ideal for use in both anaesthesia and emergency medicine. Solus Satin, medium adult, laryngeal mask airway, size 4 (50-70kg).