Polypropylene Plastic;Disposable diaper and pet waste bag dispenser with plastic clip attached to lid that can be clipped onto diaper bags, purses, leashes, and belt loops; Case features storage compartment filled with approx 20 disposable clear frosted PE starter bags for for moms on the go and careful pet owners; Refills not available for purchase, however case unscrews to refill with extra plastic shopping bags from around the home or your local pet supply store (note: we cannot guarantee the number or size that will fit); Disposable bags measure approx 10" x 12" each; WARNING: To avoid danger of suffocation, keep this plastic bag away from babies and children Do not use this bag in cribs, beds, carriages or play pens; Product Size: 2.25" h x 1.5" dia.;