Unique inflatable packaging that uses a low-cost inflator and a bag with a one-way valve to create contour void fill. It is an on-demand inflatable packaging solution for home office or industrial use. The simplistic design requires very little operator input. Just pull the Wonderfil™ wrap off the inflator and the next wrap inflates automatically. It is reusable - use a straw to deflate and re-inflate when needed. A low cost simple space saving inflatable void fill solution to help protect your product during shipping. Length: 11 1/2in; Width: 8 1/8in; Thickness: 7 1/4in; Material(s): Plastic.