The pouch has a buttonhole on the reverse to thread your cannula and tubing through and a clear vinyl screen on the front. This is HIGH QUALITY TOUGHENED vinyl, resistant to cracking/splitting in extremes of temperature. Embellished with a matching zip charm. All charms are supplied on a lobster clasp for easy removal prior to washing. NOT SUITABLE FOR CHILDREN UNDER 3 YEARS OF AGE DUE TO SMALL PARTS.