1EASY TO OPERATE: This Saliva Suction Ejector Converter is easy to operate, supports high temperature and high pressure cleaning, and is not easily damaged by repeated cleaning. 2FUNCTION: This durable strong and weak conversion tips focus on converting strong suction mode to weak suction mode, with practical functions to meet the needs of dentists. 310 PAIRS: This product contains 10 weak suction tips and 10 strong suction tips, two different types for you to choose at will. Durable and practical. 4DURABLE MATERIAL: This product is made of durable PP material, which ensures the durability of saliva suction ejector converters and a longer service life. 5GOOD HELPER: This suction ejector converters is durable and easy to operate, a musthave strong and weak suction ejector for oral dentists.