Dynarex Resp-O2™ Suction Connecting Tubing is designed to provide secure connections to portable and in-wall suction sources. This durable tubing offers the ultimate in versatility—featuring a female connector at each end and an optional rigid male (straw) adapter for attaching additional tubes. The sterile tubing is disposable and designed for single use to promote optimal hygiene. This high-quality tubing is disposable and designed for single use to promote optimal hygiene. 50/CS