Feminine hygiene products are either disposable or reusable. Water bottles can be either disposable or reusable. Diapers are made of cloth or synthetic disposable materials. Products exempted included such items as tampons and disposable diapers. Another aspect to consider when choosing between disposable diapers and cloth diapers is cost. It is often thicker and more durable than disposable plastic cutlery. A wide range of disposable and reusable e-cigarettes exist. E-cigarettes are sold in disposable or reusable variants. Nitrile gloves are the most durable type of disposable gloves. Single-use, disposable and replaceable cartridge models exist. The environmental impact of cloth as compared to disposable diapers has been studied several times. Ballpoint pens are produced in both disposable and refillable models. Cleaning should always be done using double protective gloves and disposable gowns. The use of single use disposable gloves is also mandatory. It is useful for producing loose-fill packaging, compost bags, food packaging, and disposable tableware.