An alternative to standard glove boxes-these durable, polyethylene glove chambers are reusable, yet priced to be disposable. Chambers are easy to use-just slide your equipment through the sleeve), seal, connect the gas port (accepts 3/8'' ID tubing) to your gas supply, and inflate. Glove bags have a 2.5 mil thickness and are made of polyethylene. Glove bags are not autoclaveable, nor are they sterile. Warning: this product is not approved or intended for, and should not be used for medical, clinical, surgical or other patient oriented applications. What's included: one pair of cotton gloves, tubing coupler, and a closure. Order replacement cotton gloves under part number 04408-50 protect yourself and your materials quickly without giving up lab space effectively eliminate oxygen and moisture during material manipulation operations establish high-purity working atmosphere in minutes disposable chambers simplify cleanup.