Three-layer drawstring bags are strong and dependable for quick and easy closing. The drawstrings make them easy to lift and carry, so even the fullest bags can be closed with one cinch and tossed out easily. Glad? trash bags are strong and durable enough to contain your messiest trash. Application: Can Liner; Capacity Range (Volume): 30 gal; Thickness: 1.1 mil; Grade: Super Heavy.