MEDUSoft is one of our highquality CPAP tube.This style is light weight, highly flexible and a very sharp bend will not close off flow. Style 603/605 is designed with a more rigid support helix for optimal crush resistance, and a latex-free thermoplastic elastomer cuff designed to fit a variety of connectors. Further features: re-usable, soft touch cuffs, smooth interior, low compliance and easy to clean.