DescriptionMade of silicone material, safe and durable for use, long serving life. Designed for helping secretions or sputum to be discharged easily. Suitable for infants, elderly people, stroke patients with hemiplegia, long-term bedridden patients, patients with muscle aches, etc.Features-Color: Transparent -Material: Silicone -Size: 8.00X7.70X6.00cm/3.14X3.03X2.36in -Size: 6.50X6.50X5.00cm/2.55X2.55X1.97in - M aking the phlegm-resolving work more efficient and safer, bring huge convenience. - It can be used for baby, stroke hemiplegia, sputum cough, muscle pain patients, etc. - Provide a more convenient way for nursing work, create more easiness for parent, baby, patients, nurse, etc. - Good silicone material, safe to use. Help to promote the discharge of pulmonary and respiratory secretions.- This chest percussion cup is simple in design and practical in design, sure to give you a pleasant using experience.