Material: metal classification: Raju pasties brand: Baile model: A: Chinaorigin， color: A B

 

 

From the component， which is composed of two transparent pale purple cup，trachea， air bag， small cup full length 5.5cm， effective length 3cm， maximum diameter of 5.5cm， diameter of expansion part papillary 2cm， balloon size，suitable for hand grasp， a valve bag edge to meet the different needs of negative pressure.