Stampendous Stuftainers are Clear clamshell boxes that will fit into standard magazine holders or can stack on top of one another. Great for storing your various stamping and craft supplies. These top opening boxes are recyclable, resealable, reusable, and remarkable. Thicker Stuftainer 8 1/2 x 11 x 1 inch. The perfect depth for storing wood handle stamps, glitter bottles and all sorts of stamping supplies.